Scientific Articles

Abstracts and printable versions are available on the linked page.


Wood Thrush Connectivity

STANLEY, C. Q., MCKINNON, E. A., FRASER, K. C., MACPHERSON, M. P., CASBOURN, G., FRIESEN, L., MARRA, P. P., STUDDS, C., RYDER, T. B., DIGGS, N. E. and STUTCHBURY, B. J. M. (2014), Connectivity of Wood Thrush Breeding, Wintering, and Migration Sites Based on Range-Wide Tracking. Conservation Biology. doi: 10.1111/cobi.12352 Summary Print

Ecological Change on California's Channel Islands from the Pleistocene to the Anthropocene

Ecological Change on California's Channel Islands from the Pleistocene to the Anthropocene. Torben C. Rick, T. Scott Sillett, Cameron K. Ghalambor, Courtney A. Hofman, Katherine Ralls, R. Scott Anderson, Christina L. Boser, Todd J. Braje, Daniel R. Cayan, R. Terry Chesser, Paul W. Collins, Jon M. Erlandson, Kate R. Faulkner, Robert Fleischer, W. Chris Funk, Russell Galipeau, Ann Huston, Julie King, Lyndal Laughrin, Jesus Maldonado, Kathryn McEachern, Daniel R. Muhs, Seth D. Newsome, Leslie Reeder-Myers, Christopher Still, and Scott A. Morrison. BioScience. first published online July 16, 2014 doi:10.1093/biosci/biu094. Summary Print

Refining Estimates of Bird Collision and Electrocution Mortality at Power Lines in the United States

Loss SR, Will T, Marra PP (2014) Refining Estimates of Bird Collision and Electrocution Mortality at Power Lines in the United States. PLoS ONE 9(7): e101565. doi:10.1371/journal.pone.0101565 Summary Print

Conserving Biodiversity Through Certification of Tropical Agroforestry Crops at Local and Landscape Scales

Conserving biodiversity through certification of tropical agroforestry crops at local and landscape scales. Tscharntke, Teja, Milder, Jeffrey C., Schroth, Gotz, Clough, Yann, DeClerck, Fabrice, Waldron, Anthony, Rice, Robert, Ghazoul, Jaboury. 2014. Conservation Letters 1755-263X. Summary Print

El Niño-Southern Oscillation Is Linked to Decreased Energetic Condition in Long-Distance Migrants

El Niño-Southern Oscillation Is Linked to Decreased Energetic Condition in Long-Distance Migrants. Kristina L. Paxton, Emily B. Cohen, Eben H. Paxton, Zoltan Nemeth, Frank R. Moore. Published: May 02, 2014. DOI: 10.1371/journal.pone.0095383 Summary Print

Estimation of bird-vehicle collision mortality on U.S. roads

Loss, S. R., Will, T. and Marra, P. P. (2014), Estimation of bird-vehicle collision mortality on U.S. roads. The Journal of Wildlife Management. doi: 10.1002/jwmg.721 Summary Print

Shade Coffee: Update on a Disappearing Refuge for Biodiversity

Shalene Jha, Christopher M. Bacon, Stacy M. Philpott, V. Ernesto Mendez, Peter Laderach, and Robert A. Rice. Shade Coffee: Update on a Disappearing Refuge for Biodiversity. BioScience 64(5). 2014. Summary Print

Estimating Migratory Connectivity

Cohen, E. B., Hostetler, J. A., Royle, J. A. and Marra, P. P. (2014), Estimating migratory connectivity of birds when re-encounter probabilities are heterogeneous. Ecology and Evolution. doi: 10.1002/ece3.1059 Summary Print

Habitat and Temperature Influence Bill Shape

David Luther and Russell Greenberg. Ecology and Evolution 2014; 4(6):699–705 Summary Print

Color Matters in Nonbreeding Season

Tonra, C. M., Marini, K. L. D., Marra, P. P., Germain, R. R., Holberton, R. L. and Reudink, M. W. (2014), Color expression in experimentally regrown feathers of an overwintering migratory bird: implications for signaling and seasonal interactions. Ecology and Evolution. doi: 10.1002/ece3.994 Summary Print

New Estimates for Bird Collisions

Loss, S. R., T. Will, S. S. Loss, and P. P. Marra. 2014. Bird–building collisions in the United States: Estimates of annual mortality and species vulnerability. The Condor 116(1):8–23. Summary Print

Winter Food Matters for Migrants

Danner, R. M., R. S. Greenberg, J. E. Danner, L. T. Kirkpatrick, and J. R. Walters 2013. Experimental support for food limitation of a short-distance migratory bird wintering in the temperate zone. Ecology 94:2803–2816. Summary Print


Blackbird Reaction to Change

Mettke-Hofmann C, Winkler H, Hamel PB, Greenberg R (2013) Migratory New World Blackbirds (Icterids) Are More Neophobic than Closely Related Resident Icterids. PLoS ONE 8(2): e57565. doi:10.1371/journal.pone.0057565 Summary Print

Differences in the Bills of Sparrows on Islands Is Driven by Climate

Greenberg R, Danner RM. 2013. Climate, ecological release and bill dimorphism in an island songbird. Biol Lett 9: 20130118. Summary Print


Human-Modified Habitats Shape Bird Mating Patterns

Thomas B. Ryder, Robert C. Fleischer, W. Greg Shriver and Peter P. Marra. 2012. The ecological–evolutionary interplay: density-dependent sexual selection in a migratory songbird. Ecology and Evolution. Summary Print

Scientists Find That Rain May Not Always Be a Welcome Thing to Waterbirds

Colin E. Studds, William V. DeLuca, Matthew E. Baker, Ryan S. King, Peter P. Marra. Land Cover and Rainfall Interact to Shape Waterbird Community Composition. PLoS ONE, 2012; 7 (4): e35969 DOI: 10.1371/journal.pone.0035969 Summary Print

Smithsonian Scientists Explain Bill Size Variation of Birds in Different Habitats

Greenberg, R. and Danner, R. M. (2012), THE INFLUENCE OF THE CALIFORNIA MARINE LAYER ON BILL SIZE IN A GENERALIST SONGBIRD. Evolution. doi: 10.1111/j.1558-5646.2012.01726.x Summary Print

New Population Statistics Reveal Island Scrub-Jay Among United States’ Rarest Bird Species

Sillett, T. Scott, Richard B. Chandler, J. Andrew Royle, Marc Kéry, and Scott A. Morrison. 2012. Hierarchical distance-sampling models to estimate population size and habitat-specific abundance of an island endemic. Ecological Applications 22:1997–2006. Summary Print


Bugs and Berries: Deciphering the Winter Diet of the Hermit Thrush

Diggs, Nora E., Marra, Peter P., and Robert J. Cooper. 2011. Resource Limitation Drives Patterns of Habitat Occupancy during the Nonbreeding Season for an Omnivorous Songbird. The Condor 113(3):646-654. Summary Print

Migratory Connectivity

Ryder, Thomas B., Fox, James W., and Peter P. Marra. 2011. Estimating Migratory Connectivity of Gray Catbirds (Dumetella carolinensis) Using Geolocator and Mark-Recapture Data. The Auk 128(3):448-453. Summary Print

Smithsonian Scientists Discover That Urban Songbirds Adjust Their Melodies to Adapt to Various Elements of City Life

J. L. Dowling, D. A. Luther, and P. P. Marra. 2011. Comparative Effects of Urban Development and Anthropogenic Noise on Summary Print

For Fewer Insect Pests, Invite Bluebirds into Your Vineyard

Jedlicka JA, Greenberg R, Letourneau DK, 2011 Avian Conservation Practices Strengthen Ecosystem Services in California Vineyards. PLoS ONE 6(11): e27347. doi:10.1371/journal.pone.0027347 Summary Print

A Second Home May Shore up Island Scrub Jay's Future

Scott A. Morrison, T. Scott Sillett, Cameron K. Ghalambor, John W. Fitzpatrick, David M. Graber, Victoria J. Bakker, Reed Bowman, Charles T. Collins, Paul W. Collins, Kathleen Semple Delaney, Daniel F. Doak, Walter D. Koenig, Lynda l Laughrin, Alan A. Lieberman, John M. Marzluff, Mark D. Reynolds, J. Michael Scott, Jerre Ann Stallcup, Winston Vickers, and Walter M. Boyce. 2011. Proactive Conservation Management of an Island-endemic Bird Species in the Face of Global Change. BioScience 61(12). Summary Print

Working Together to Save a Species: the International Rusty Blackbird Working Group

Greenberg, R. and S. Matsuoka. 2010. Rusty Blackbird: Mysteries of a species in decline. Condor 112:770-777. Summary Print

Using Super-science to Track the Rusty Blackbird

Hobson, K. A., R. Greenberg, S. L. Van Wilgenburg, and C. Mettke-Hofmann. 2010. Migratory connectivity in the Rusty Blackbird: isotopic evidence from feathers of historical and contemporary specimens. Condor 112:778-788. Summary Print

It's Catbirds vs. Cats…and the Cats Are Winning

Balogh, Anne L., Ryder, Thomas B., and Marra, Peter P. 2011. Population demography of Gray Catbirds in the suburban matrix: sources, sinks and domestic cats. Journal of Ornithology. Summary Print

Smithsonian Scientists Find Declining Rainfall Is a Major Influence for Migrating Birds

Colin E. Studds and Peter P. Marra. Rainfall-induced changes in food availability modify the spring departure programme of a migratory bird. Proc. R. Soc. B published online before print March 30, 2011, doi:10.1098/rspb.2011.0332 Summary Print

Northern Waterthrush Winter Habitat Use

Joseph A. M. Smith, Leonard R. Reitsma, and Peter P. Marra. (2011) Multiple Space-Use Strategies and Their Divergent Consequences in a Nonbreeding Migratory Bird (Parkesia noveboracensis) The Auk 128:1, 53-60 Summary Print

Northern Waterthrush Space-use Strategies

Joseph A. M. Smith, Leonard R. Reitsma, and Peter P. Marra. (2011) Influence of Moisture and Food Supply on the Movement Dynamics of a Nonbreeding Migratory Bird (Parkesia Noveboracensis) in a Seasonal Landscape The Auk 128:1, 43-52 Summary Print

Mangrove Birds Have Bigger Beaks

David Luther and Russell Greenberg. The island syndrome in coastal wetland ecosystems: convergent evolution of large bills in mangrove passerines. The Auk 128(2): 201-204 Summary Print

Environmental, Developmental, and Selection Factors all Tied to Birds' Reaction to Stress

Angelier, Frederic, Ballentine, B., Holberton, R. L., Marra, P. P. and Greenberg, R. 2011. What drives variation in the corticosterone stress response between subspecies? A common garden experiment of Swamp sparrows (Melospiza georgiana). Journal of Evolutionary Biology, 24(4): 1-10. Summary Print

Web-based Teaching Module on Black-throated Blue Warblers

HR Sofaer, KM Langin, J Wilson, and TS Sillett. 2011. Demography of songbird populations in a rapidly changing world: the importance of long-term studies. American Biology Teacher 73(5): 285-287 Summary Print

It's No Sweat for Salt Marsh Sparrows to Beat the Heat if They Have a Larger Bill

Greenberg, R., Danner, R., Olsen, B., and Luther, D. 2011. High summer temperature explains bill size variation in salt marsh sparrows. Ecography. Summary Print

Fruit Production in Shade Grown Coffee Farms

Rice, R.A. 2011. Fruits from shade trees in coffee: how important are they? Agroforestry Systems DOI 10.1007/s10457-011-9385-4. Summary Print

Biofuel Crops and Grassland Birds: Can They Coexist?

Robertson, B.A., Doran, P.J., Robertson, J.R., Loomis, E.R. & Schemske, D.W. 2011. Perennial biomass feedstocks enhance avian diversity. GCB Bioenergy, 3: 235–246. Summary Print


Early Adult Plumage Can Give Yearling Redstarts a Big Advantage

Germain, Ryan, Marra, Peter P., Kyser, T. Kurt and Ratcliffe, Laurene. 2010. Adult-Like Plumage Coloration Predicts Winter Territory Quality and Timing of Arrival on the Breeding Grounds of Yearling Male American Redstarts. The Condor, 112(4): 676-682. Summary Print

Backyard Bird Nest Survival in Cities and Country

Ryder, Thomas, Reitsma, Robert, Evans, Brian and Marra, Peter P. 2010. Quantifying avian nest survival along an urbanization gradient using citizen- and scientist-generated data. Ecological Applications, 20(2): 419-426. Summary Print

Birds and Bugs and Plants

Schwenk, W. S., Strong, Allan M. and Sillett, Terence Scott. Effects of bird predation on arthropod abundance and tree growth across an elevational gradient, Journal of Avian Biology, 41 (4) 367-377. 2010. Summary Print

Hormonal Variation in Orange-crowned Warblers

Seasonal and population variation in male testosterone levels in breeding orange-crowned warblers (Vermivora celata). Horton, Brent, Yoon, Jongmin, Ghalambor, Cameron K., Moore, Ignacio T., Sillett, Terence Scott. 2010. General and Comparative Endocrinology, 168(3): 333-339. Summary Print

Different Look, Same DNA

Ballentine, B., and Greenberg, R. 2010. Common Garden Experiment Reveals Genetic Control of Phenotypic Divergence between Swamp Sparrow Subspecies That Lack Divergence in Neutral Genotypes. PLoS ONE 5(4): e10229. doi:10.1371/journal.pone.0010229 Summary Print

Northern Waterthrush Winter Habitat

Smith, Joseph A. M., Reitsma, Leonard R. and Marra, Peter P. 2010. Moisture as a determinant of habitat quality for a nonbreeding Neotropical migratory songbird. Ecology, 91(10): 2874-2882. Summary Print

A Swamp Sparrow Meetup in Delaware

Patterns of Seasonal Abundance and Social Segregation in Inland and Coastal Plain Swamp Sparrows in a Delaware Tidal Marsh. 2010. Russell Greenberg,Brian J. Olsen, and Matthew A. Etterson. The Condor 112(1):159-167. Summary Print

A Closer Look at the Dusky Orange-crowned Warbler Nests of Santa Catalina Island

Montag, Hannah, Nager, Ruedi, Ghalambor, Cameron K. and Sillett, Scott. "Nest Site Selection of the Endemic "Dusky" Orange-crowned Warbler (Oreothlypis celata sordida) on Santa Catalina Island". In: Gardelon, D. K., Proceedings of the 7th California Islands Symposium., pp. 283-291. 2009. Summary Print

Fruit Trees Help Ensure Tropical Birds' Future on Coffee Plantations

Bird community response to fruit energy. 2010. Valerie E. Peters, Rua Mordecai, C. Ronald Carroll, Robert J. Cooper, Russell Greenberg. Journal of Animal Ecology 79(4): 824–835. Summary Print

Slowing the Spread of West Nile Virus: the Robin Vaccination Study

DNA Vaccination of American Robins (Turdus migratorius) Against West Nile Virus. 2010. Kilpatrick, A.M., Dupuis II, A.P., Gwong-Jen J. Chang, and Laura D. Kramer. Vector-borne and Zoonotic Diseases 10(4). Summary Print

Resident vs. Migrant Birds: Who copes better with change?

Spatial Neophilia and Spatial Neophobia in Resident and Migratory Warblers (Sylvia). Mettke-Hofmann, C., Lorentzen, S., Schlicht, E., Schneider, J., Werner, F. 2009. Ethology, 115: 482-492. Summary Print

Saving Migratory Birds: The Quest for Knowledge vs. the Ticking Clock

Conserving migratory land birds in the New World: Do we know enough? 2010. John Faaborg, Richard T. Holmes, Angela D. Anders, Keith L. Bildstein, Katie M. Dugger, Sidney A. Gauthreaux Jr., Patricia Heglund, Keith A. Hobson, Alex E. Jahn, Douglas H. Johnson, Steven C. Latta, Douglas J. Levey, Peter P. Marra, Christopher L. Merkord, Erica Nol, Stephen I. Rothstein, Thomas W. Sherry, T. Scott Sillett, Frank R. Thompson III, and Nils Warnock. Ecological Applications 20:2, 398-418. Summary Print

Tweet Y'all: a Look at the Regional Accents of the Northern and Southern Black-throated Blue Warblers

Asymmetric Discrimination of Geographical Variation in Song in a Migratory Passerine. Colbeck, Gabriel J., Sillett, Terence Scott and Webster, Michael S. Animal Behaviour 80:2, 311-318. 2010. Summary Print

Ladies' Choice: Sexual Selection in Coastal Plain and Southern Swamp Sparrows

Olsen, B.J., R. Greenberg, I.A. Liu, J.M. Felch, & J.R. Walters. 2010. Interactions between sexual and natural selection on the evolution of a plumage badge. Evolutionary Ecology 24(4):731-748. Summary Print


Forensic Analysis

Migratory Canada geese cause crash of US Airways Flight 1549. 2009. Peter P Marra, Carla J Dove, Richard Dolbeer, Nor Faridah Dahlan, Marcy Heacker, James F Whatton, Nora E Diggs, Christine France, and Gregory A Henkes. Frontiers in Ecology and the Environment 7: 297–301. Summary Print

Mangroves: Trouble in the Tropics

Mangroves: A Global Perspective on the Evolution and Conservation of their Terrestrial Vertebrates. 2009. Luther, David A. and Greenberg, Russell. Bioscience, 59(7): 602-612. Summary Print

You Are What Eats You

Dark Color of the Coastal Plain Swamp Sparrow (Melospiza Georgiana nigrescens) may be an Evolutionary Response to Occurrence and Abundance of Salt-Tolerant Feather-Degrading Bacilli in its Plumage. 2009. Peele, Ashley M., Burtt, Edward H., Schroeder, Max R., and Greenberg, Russell S. 2009. The Auk, 126(3): 531-535. Summary Print

Microbial Communities on American Redstarts

Bisson, I., Marra, P.P., Burtt Jr, E., Sikaroodi, M. and Gillevet, P. 2009. Variation in plumage microbiota depends on season and migration. Microbial Ecology, 58: 212-220. Summary Print

Inland and Coastal Swamp Sparrows Use Different Nesting Strategies

Olsen, B., Felch, J., Greenberg, R.S. and Walters, J. 2008. Causes of reduced clutch size in a tidal marsh endemic. Oecologia, 158(3): 421-435. Summary Print

Russian Boreal Forest Avifauna

Greenberg, R.S., Kozlenko, A., Etterson, M. and Dietsch, T. 2008. Patterns of density, diversity, and the distribution of migratory strategies in the Russian boreal forest avifauna. Journal of Biogeography, 35(11): 2049-2060. Summary Print

Drought Affects Dusky Orange-crowned Warbler

Langin, K. M., Sillett, Terence Scott, Yoon, J., Sofaer, H. R., Morrison, S. A. and Ghalambor, C. K. 2009. Reproductive consequences of an extreme drought for orange-crowned warblers on Santa Catalina and Santa Cruz Islands. In: Garcelon, D. K., Proceedings of the Seventh California Islands Symposium. Institute for Wildlife Studies, pp.293-300. Summary Print

Why Are Redstarts Red?

Reudink, M. W., Marra, Peter P., Boag, P. T. and Ratcliffe, L. M. 2009. Plumage colouration predicts paternity and polygyny in the American redstart. Animal Behaviour, 77: 495-501. Summary Print

Southern Warblers Cross Gulf First

Langin, K. M., Marra, Peter P., Nemeth, Z., Moore, F. R., Kyser, T. K. and Ratcliffe, L. M. 2009. Breeding latitude and timing of spring migration in songbirds crossing the Gulf of Mexico. Journal of Avian Biology, 40(3): 309-316. Summary Print

Redstart Stress Response Differs by Habitat

Angelier, Frederic, Holberton, R. L. and Marra, Peter P. 2009. Does Stress Response Predict Return Rate in a Migratory Bird Species? A Study of American Redstarts and their Non-Breeding Habitat. Proceedings of the Royal Society (London) B, 276(1672): 3545-3551. Summary Print

Shade Grown Coffee Keeps Coffee Berry Borer at Bay

Gordon, Caleb E., McGill, Brian, Ibarra-Nunez, Guillermo, Greenberg, Russell S. and Perfecto, Ivette 2009. Simplification of a coffee foliage-dwelling beetle community under low-shade management. Basic and Applied Ecology, 10: 246-254. Summary Print

Epiphytes Important for Biodiversity

Cruz-Angon, Andrea, Baena, Martha L. and Greenberg, Russell S. 2009. The contribution of epiphytes to the abundance and species richness of canopy insects in a Mexican coffee plantation. Journal of Tropical Ecology, 25: 453-463. doi:10.1017/S0266467409990125 Summary Print

Sexing Bay-capped Wren-Spinetails

Cardoni, D. A., Maldonado, Jesús E., Isacch, J. P. and Greenberg, Russell S. 2009. Subtle Sexual Dimorphism in the Bay-Capped Wren-Spinetail (Furnariidae) Uncovered through Molecular Sex Determination. Ornitologia Neotropical, 20: 347-355. Summary Print


Birds, Bugs, and Agroforestry

Van Bael, Sunshine A., Philpott, Stacy M., Greenberg, Russell S., Bichier, Peter, Barber, Nicholas A., Mooney, Kailen A. and Gruner, Daniel S. 2008. Birds as predators in tropical agroforestry systems. Ecology, 89(4): 928–934 Summary Print

Rustic Coffee Best for Birds and Ants

Philpott, Stacy M., Arendt, Wayne J., Armbrecht, Inge, Bichier, Peter, Diestch, Thomas V., Gordon, Caleb, Greenberg, Russell S., Perfecto, Ivette, Reynoso-Santos, Roberto, Soto-Pinto, Lorena, Tejeda-Cruz, Cesar, Williams-Linera, Guadalupe, Valenzuela, Jorge and Zolotoff, Jose Manuel 2008. Biodiversity Loss in Latin American Coffee Landscapes: Review of the Evidence on Ants, Birds, and Trees. Conservation Biology, 22(5): 1093-1105. Summary Print

Swamp Sparrow Subspecies Songs

Liu, Irene A., Lohr, Bernard, Olsen, Brian and Greenberg, Russell S. 2008. Macrogeographic Vocal Variation in Subspecies of Swamp Sparrow. The Condor, 110(1): 102-109. Summary Print

Ice Age Redstarts

Colbeck, Gabriel J., Gibbs, H. Lisle, Marra, Peter P., Hobson, Keith and Webster, Michael S. 2008. Phylogeography of a Widespread North American Migratory Songbird (Setophaga ruticilla). Journal of Heredity, 99(5): 453-463 Summary Print

Effect of Epiphyte Removal on Common Bush-Tanagers and Golden-crowned Warblers

Cruz-Angon, Andrea, Sillett, Terence Scott and Greenberg, Russell S. 2008. An Experimental Study of Habitat Selection by Birds in a Coffee Plantation. Ecology, 89(4): 921-927. Summary Print

Sexual Identity Issues in Male Red-backed Fairy-Wrens

Karubian, Jordan, Sillett, Terence Scott and Webster, Michael S. 2008. The effects of delayed plumage maturation on aggression and survival in male red-backed fairy-wrens. Behavioral Ecology, 3: 508-516. Summary Print

Shaded Coffee Farms Provide Secondary Income for Farmers: Wood

Rice, R.A. 2008. Agricultural intensification within agroforestry: The case of coffee and wood products. Agriculture, Ecosystems and Environment, 128(4): 212-218. Summary Print

Radio Transmitters No Problem for Hermit Thrushes

Davis, A. K., Diggs, N. E., Cooper, R. J. and Marra, Peter P. 2008. Hematological Stress Indices Reveal no Effect of Radio-Transmitters on Wintering Hermit Thrushes. Journal of Field Ornithology, 79(3): 293-297. Summary Print

Maiden Flight

Studds, C. E., Kyser, T. K. & Marra, P. P. 2008. Natal dispersal drive by environmental conditions interacting across the annual cycle of a migratory songbird. Proceedings of the National Academy of Sciences 105: 2929-2933. Summary Print

Finding the Right Spot

Dynamic occupancy models reveal within-breeding season movement up a habitat quality gradient by a migratory songbird. 2008. Matthew G. Betts, Nicholas L. Rodenhouse, T. Scott Sillett, Patrick J. Doran, and Richard T. Holmes. Ecography 31(5) 592–600. Summary Print

Impact of Development on Chesapeake Bay Birds

DeLuca, William V., Studds, Colin E., King, Ryan S. and Marra, Peter P. 2008. Coastal urbanization and the integrity of estuarine waterbird communities: Threshold responses and the importance of scale. Biological Conservation, 141(11): 2669-2678. Summary Print

Northern Waterthrush Roosting Behavior

Smith, Joseph A. M., Reitsma, L. R., Rockwood, L. L. and Marra, Peter P. 2008. Roosting behavior of a Neotropical migrant songbird, the northern waterthrush Seiurus noveboracensis, during the non-breeding season. Journal of Avian Biology, 39(4): 460-465. Summary Print

Breeding Ecology of the Mangrove Warbler

Salgado-Ortiz, Javier, Marra, Peter P., Sillett, Terence Scott and Robertson, Raleigh J. 2008. Breeding Ecology of the Mangrove Warbler (Dendroica petechia Bryanti) and Comparative Life History of the Yellow Warbler Subspecies Complex. The Auk, 125(2): 402-410. Summary Print


Lead Contamination of mid-Atlantic Songbirds

Roux, K. and Marra, Peter P. 2007. The presence and impact of environmental lead in passerine birds along an urban to rural land-use gradient. Archives of Environmental Contamination and Toxicology, 53: 261-268. Summary Print

Effects of Prescribed Fire on Seaside Sparrows

Almario, Barbara S., Marra, Peter P., Gates, J. Edward and Mitchell, Laura 2009. Effects of Prescribed Fire on Depredation Rates of Natural and Artificial Seaside Sparrow Nests. The Wilson Journal of Ornithology, 121(4): 770-777. Summary Print

West Nile Virus Hammers Backyard Birds

West Nile virus emergence and large-scale declines of North American bird populations. 2007. Shannon L. LaDeau, A. Marm Kilpatrick, and Peter P. Marra. Nature 447(7145): 710-714. Summary Print

Coffee Farms in Chiapas, Mexico

Philpott, S. M., Bichier, Peter, Rice, Robert and Greenberg, Russell S. 2007. Field-testing ecological and economic benefits of coffee certification programs. Conservation Biology, 21(4): 975-985. Summary Print

Crowding Affects Black-throated Blue Warbler Foraging Behavior

Dobbs, Robert C., Sillett, Terence Scott, Rodenhouse, Nicholas L. and Holmes, Richard T. 2007. Population density affects foraging behavior of male Black-throated Blue Warblers during the breeding season. Journal of Field Ornithology, 78(2): 133-139. Summary Print

Earlier Springs and Drier Winters May Create a Problem for American Redstarts

Studds, Colin E. and Marra, Peter P. 2007. Linking fluctuations in rainfall to nonbreeding season performance in a long-distance migratory bird, Setophaga ruticilla. Climate Research, 35: 115-122. Summary Print

Redstart Tail Color Influenced by Molting Location

Norris, D. R., Marra, Peter P., Kyser, T.K., Sherry, T. W., Ratcliffe, L. M., and Montgomerie, Robert. 2007. Continent-wide variation in feather colour of a migratory songbird in relation to body condition and moulting locality. Biology Letters, 3(1): 16-19. Summary Print

Robin Parents Shield Nestlings from Mosquitoes

Griffing, S. M., Kilpatrick, A. M., Clark, L. and Marra, Peter P. 2007. Mosquito landing rates on nesting American robins (Turdus migratorius). Vector-Borne and Zoonotic Diseases, 7: 437-443. Summary Print

Bird Migration and the Spread of Bacteria

Bisson, Isabelle-Anne, Marra, Peter P., Burtt, Edward H.,Jr., Sikaroodi, Masourneh and Gillevet, Patrick M. 2007. Molecular comparison of plumage and soil bacteria across biogeographic, ecological, and taxonomic scales. Microbial ecology, 54: 65-81. Summary Print

Comparison of Shade Cacao and Forest Fragments in Panama

Van Bael, Sunshine A., Bichier, Peter, Ochoa, Isis and Greenberg, Russell S. 2007. Bird diversity in cacao farms and forest fragments of western Panamá. Biodiversity and Conservation, 16: 2245-2256. Summary Print

Shade Grown Cacao: Good for the Birds, Good for the Farmer

Van Bael, Sunshine A., Bichier, Peter and Greenberg, Russell S. 2007. Bird predation on insects reduces damage to the foliage of cocoa trees (Theobroma cacao) in western Panamá. Journal of Tropical Ecology, 23: 715-719 Summary Print

Swamp Sparrow Nest Monitoring

Etterson, Matthew A., Olsen, Brian and Greenberg, Russell S. 2007. The Analysis of Covariates in Multi-Fate Markov Chain Nest-Failure Models. Studies in Avian Biology, 34: 55-64. Summary Print


Residents Versus Migrants in a Shade Coffee Farm

Jedlicka, J., Greenberg, Russell S., Perfecto, I., Philpott, S. and Dietsch, Thomas Victor 2006. Seasonal foraging niche shifts of tropical avian residents: resource competition at work? Journal of Tropical Ecology, 22: 385-395. Summary Print

Tidal Marshes: A Global Perspective

Greenberg, Russell S., Maldonado, Jesus E., Droege, S. and McDonald, M. Victoria 2006. Tidal Marshes: A Global Perspective on the Evolution and Conservation of Their Terrestrial Vertebrates. Bioscience, 56(8): 675-685. Summary Print

Comparison of Winter Habitats in Jamaica Used by American Redstarts

Johnson, Matthew D., Sherry, Thomas W., Holmes, Richard T. and Marra, Peter P. 2006. Assessing Habitat Quality for a Migratory Songbird Wintering in Natural and Agricultural Habitats. Conservation Biology, 20(5): 1433-1444. Summary Print

Site-dependence a Factor in Regulating Black-throated Blue Warblers

Rodenhouse, N. L., Holmes, R. T. and Sillett, Terence Scott 2006. Contribution of site-dependence to regulation of population size: evidence and consequences for biological monitoring of populations. Acta Zoologica Sinica, 52: 457-464. Summary Print

West Nile Virus in our Backyard

Kilpatrick, A. M., Kramer, L. D., Jones, M. J., Marra, Peter P. and Daszak, P. 2006. West Nile virus epidemics in North America are driven by shifts in mosquito feeding behavior. PLOS Biology, 4: 606-610. Summary Print


Can Birds Change Their Nesting Strategy?

Peluc, Susana I., Sillett, Terence Scott, Rotenberry, John T. and Ghalambor, Cameron K. 2008. Adaptive phenotypic plasticity in an island songbird exposed to a novel predation risk. Behavioral Ecology, 19(4): 830-835. Summary Print

Not All House Wren Parents Are Equal

Reproductive Success of House Wrens in Suburban and Rural Land-Use Areas. 2008. Newhouse, M., Marra, Peter P. and Johnson, L. S. The Wilson Journal of Ornithology, 120(1): 99-104. Summary Print

Redstarts in Jamaica: Winter Habitat Quality and the Battle of the Sexes

Studds, C. E. and Marra, Peter P. 2005. Nonbreeding habitat occupancy and population processes: an upgrade experiment with a migratory bird. Ecology, 86: 2380-2385. Summary Print

Ants Bother Birds in Coffee Plantation

Philpott, S. M., Greenberg, Russell S. and Bichier, Peter 2005. The influence of ants on the foraging behavior of birds in an agroforest. Biotropica, 37: 467-470. Summary Print

Move to a Tidal Marsh, Get a Bigger Beak

Grenier, J. L. and Greenberg, Russell S. 2005. A Biographic Pattern in Sparrow Bill Morphology: Parallel Adaption to Tidal Marshes. Evolution, 59(7): 1588-1595 Summary Print

Birds Prefer Acacias over Oaks

Greenberg, Russell S. and Bichier, Peter 2005. Determinants of tree species preference of birds in oak-acacia woodlands of Central America. Journal of Tropical Ecology, 21: 57-66. Summary Print


Birds and Ants as Insect Predators in Coffee Farms

Philpott, Stacy, Greenberg, Russell S., Bichier, Peter and Perfecto, I. 2004. Impacts of major predators on tropical agroforest arthropods: comparisons within and across taxa. Oecologia, 140(1): 140-149. Summary Print

Two's Company Three's a Crowd: Black-throated Blue Warbler Population Stable

Sillett, Terence S., Rodenhouse, N. L. and Holmes, R. T. 2004. Experimentally reducing neighbor density affects reproduction and behavior of a migratory songbird. Ecology, 85(9): 2467-2477. Summary Print

Cattle Pastures: Unlikely Bird Habitat

Greenberg, R.S., Bichier, P. and Sterling, J. 1997. Acacia, cattle and migratory birds in southeastern Mexico. Biological Conservation, 80: 235-247 Summary Print

Singing the Blues

Jones, J., Barg, J. J., Sillett, Terence Scott, Veit, M. L. and Robertson, R. J. 2004. Minimum estimates of survival and population growth for Cerulean Warblers (Dendroica cerulea) breeding in Ontario, Canada. The Auk, 121: 15-22. Summary Print

Epiphytes, Birds, and Coffee: More Tropical Connections

Are Epiphytes Important for Birds in Coffee Plantations? an Experimental Assessment. 2005. Cruz-Angon, Andrea, Greenberg, Russell Journal of Applied Ecology, 42: 150-159. Summary Print

California Bird’s Puzzling Decline

Morrison, S. L., Bolger, D. T. and Sillett, Terence Scott 2004. Annual survivorship of the sedentary Rufous-crowned sparrow: no detectable effects of edge or rainfall in southern california. The Auk, 121: 904-916. Summary Print


Martin Landlords Get To Know Their Birds

Morton, Eugene S. and Derrickson, K. 1990. The biological significance of age-specific return schedules in breeding Purple Martins. The Condor, 92: 1040-1050. Summary Print

The Chocolate Tree

Rice, R. and Greenberg, R.S. The Chocolate Tree. Natural History Magazine. 112(6): 2003. pp.36-43. Summary Print

Why Ovenbirds Hate Maple Syrup

Morton, E.S. 2005. Variation in breeding habitat use in the Ovenbird with special reference to breeding habitat in selection in northwestern Pennsylvania. Wilson Bulletin, 117: 327-344. Summary Print

Population Regulation of Black-throated Blue Warblers

Rodenhouse, N. L., Sillett, Terence Scott, Doran, P. J. and Holmes, R. T. 2003. Multiple density-dependent mechanisms regulate a migratory bird population during the breeding season. Proceedings of the Royal Society (London) B, B270: 2105-2110. Summary Print

Coffee Overproduction: An Opportunity for Biodiversity Conservation

Rice, R. 2003. Coffee Production in a Time of Crisis: Social and Environmental Connections. SAIS Review, 23(1): 221-245. Summary Print

Using Nest Departure Calls in Bird Surveys

Greenberg, Russell S. 2003. The use of nest departure calls for surveying Swamp Sparrows. Journal of Field Ornithology, 74(1): 12-16. Summary Print


Black-throated Green, Townsend's, and Hermit Warblers in Mexico

Greenberg, Russell S. and Gonzales, C. E. 2001. Non-breeding ecology differences between species in the Black-throated Green Warbler complex. The Condor, 103: 31-37. Summary Print

Organic and Fair Trade Certifications Emerging in the Coffee Market

Rice, R. 2001. Noble goals and challenging terrain: Organic and fair trade coffee movements in the global marketplace. Journal of Agricultural and Environmental Ethics, 14: 39-66. Summary Print


Chocolate Farms as Bird Habitat

Rice, R.A. and Greenberg, R.S. 2000. Cacao cultivation and the conservation of biological diversity. Ambio, 29: 167-173. Summary Print

Birds Keep Coffee Farms Pest-free

Greenberg, Russell S., Bichier, Peter, Angon, A. C., MacVean, C., Perez, R. and Cano, E. 2000. The impact of avian insectivores on arthropods and leaf damage in some Guatemalan coffee plantations. Ecology, 81: 1750-1755. Summary Print

Shaded Cacao Farms Good for Migratory Birds

Greenberg, Russell S. 2000. The conservation value for birds of cacao plantations with diverse planted shade in Tabasco, Mexico. Animal Conservation, 3: 105-112. Summary Print


Bird Communities of Boreal Forests

Greenberg, Russell S. 1999. Warblers, finches, and tits: the structure of boreal forest foliage-gleaning guild. The Condor, 101: 299-310. Summary Print

Boreal Forest Bird Assemblages Defined by Ice Age

Greenberg, Russell S., Pravosudov, V., Kozlenko, A. and Kontorschikov, V. 1999. Vegetation history and foraging behavior of foliage gleaning birds in the Canadian and Russian boreal forests. Oecologia, 120: 451-462. Summary Print

The Long-term Decline of the Rusty Blackbird

Greenberg, Russell S. and Droege, S. 1999. On the decline of the Rusty Blackbird (Euphagus carolensis) and the use of ornithological literature to document long-term population trends. Conservation Biology, 13: 553-559. Summary Print

Coffee: Traditional vs. Technified

Rice, R.A. 1999. A Place Unbecoming: the Coffee Farm of northern Latin America. The Geographical Review, 89: 554-579. Summary Print


History of Coffee in Chiapas, Mexico

Rice, R.A. 1997. The land use patterns and the history of coffee in eastern Chiapas, Mexico. Agriculture and Human Values, 14: 127-143. Summary Print

Birds of Coffee Farms in Guatemala

Greenberg, Russell S., Bichier, Peter, Cruz, A. and Reitsma, R. 1997. Bird populations of sun and shade coffee plantations in Central Guatemala. Conservation Biology, 11: 448-459. Summary Print

Birds of Coffee Farms in Chiapas, Mexico

Greenberg, Russell S., Bichier, Peter and Sterling, J. 1997. Bird populations in planted and rustic shade coffee plantations in Chiapas, Mexico. Biotropica, 29: 501-514. Summary Print


Yellow Warbler: Bully of Sun Coffee

Greenberg, Russell S., Reitsma, R. and Cruz, A. 1996. Interspecific aggression by yellow warblers in a sun coffee plantation. The Condor, 98: 640-643. Summary Print

Coffee Farms Role in Conserving Biodiversity

Rice, R.A., Perfecto, I., Greenberg, Russell S. and Van der Voort, M.E. 1996. Shade coffee: a disappearing refuge for biodiversity. Bioscience, 46(8): 598-608. Summary Print


Arroyos as Winter Habitat

Warkentin, I., Greenberg, R.S. and Salgado Ortiz, J. 1995. Songbird use of gallery woodland in recently cleared and older settled landscapes of the Selva Lacandona, Chiapas, Mexico. Conservation Biology, 5: 1095-1106. Summary Print


Hooded Warbler Habitat Selection

Morton, Eugene S., Van der Voort, M. and Greenberg, Russell S. 1993. How a warbler chooses its habitat: Field support for laboratory experiments. Animal Behaviour, 46: 47-53 Summary Print

Vireo Cousins Coexist on Yucatan Peninsula

Greenberg, Russell S. 1993. Frugivory and coexistence in a resident and migratory vireo on the Yucatan Peninsula. The Condor, 95: 990-999. Summary Print


Swamp Sparrow Nest Departure Call

McDonald, M. V. and Greenberg, Russell S. 1991. Nest departure calls in female songbirds. The Condor, 93: 365-373. Summary Print