Share this page:

Migratory Birds News

Dec. 01, 2003
The sun is just about to rise on a cool December morning on the Eastern Shore of Maryland. The birds awaken at the forest edge and begin calling vociferously: the harsh "shack" call of the Northern...
Sep. 01, 2003
The striking black-throated blue warbler is one of the most common breeding songbirds in the extensive northern hardwood and mixed deciduous/coniferous forests of the northeastern United States and...
Aug. 15, 2003
Although its name sounds like an insult Yosemite Sam might sling at Bugs Bunny, the yellow-bellied sapsucker's moniker aptly describes its appearance and habits.
small, brightly-colored bird
Jul. 01, 2003
On a cool spring morning in downtown Baltimore this year, the breeze was blowing and the hustle and bustle of an urban city were evident.
Jun. 14, 2003
Suddenly, the tern is struck from above with such force that it teeters in the wind and almost drops its prey. Glancing up, it sees its arch nemesis: the daring and fierce Parasitic Jaeger. The tern...
May. 14, 2003
Most birders in North America are no doubt familiar with the orange-crowned warbler (Oreothlypis celata). The species breeds throughout the western U.S. and across the boreal forest from Alaska to...
May. 01, 2003
Singing from a concealed perch, the catbird truly enjoys its comfortable position. With its tail held down, body feathers fluffed, and wings drooping at its sides, the catbird exuberantly sings a...
Apr. 15, 2003
Once upon a time, you could, on a summer's day, count on hearing the creaky song of the Rusty Blackbird (Euphagus carolensis) filtering from the bog lands of the boreal forest. Decades ago, on a...
Mar. 15, 2003
Despite being a secretive and modest bird, the White-eyed Vireo has many fascinating aspects of its behavior. For example, the White-eyed Vireo is a superb vocal mimic, incorporating the calls of...
Mar. 01, 2003
This species is well named for its blue-gray head that contrasts with white 'spectacles' yellow sides, white wing bars, a greenish back and white belly and throat. However appropriate the name,...
Feb. 15, 2003
When birdwatchers list their most beautiful birds, the Swamp Sparrow is seldom, if ever, mentioned. In the world of ornithological aesthetics, sparrows get short shrift. They do not possess the...
Jan. 15, 2003
Weighing in at a little more than a penny, it must double its body weight in order to fuel its migration from breeding grounds in the Pacific Northwest (Alaska to northern California) to wintering...
Feb. 21, 1999
Un ave migratoria Neotropical es un ave que se reproduce en los Estados Unidos y el Canadá durante el verano, generalmente entre mayo y septiembre, y que pasa el resto del año en México,...
A fig tree
Feb. 21, 1999
La palabra pesticida es un término que abarca todos los químicos que matan o controlan aquello que los humanos han clasificado como plaga o peste.
Feb. 21, 1999
Con frecuencia, cuando pensamos en las aves que emigran a los trópicos las ubicamos en áreas cercanas como el Caribe y México.
Feb. 21, 1999
Imagine que usted ha estado viajando en su automóvil durante horas.
Feb. 21, 1999
Volar proporciona la mayor movilidad y ha hecho posible la evolución de la migración aérea como un medio para aprovechar los recursos alimenticios distantes y evitar la tensión fisiológica asociada...
Feb. 21, 1999
Varias especies de insectos, entre ellas ...experimentan ciclos vitales durante los cuales las poblaciones de cada especie se mantienen reducidas por varios años y luego son seguidas de explosiones o...
Feb. 21, 1999
En medio de un ambiente cada vez más alterado y reducido, tanto en Norteamé-rica como en la América Latina, las aves migratorias han hallado un santuario en un entorno semejante al de los bosques en...
Jan. 01, 1999
A Neotropical migratory bird is a bird that breeds in Canada and the United States during our summer and spends our winter in Mexico, Central America, South America or the Caribbean islands.
small bird
Dec. 01, 1998
The Turkey Vultures could be seen circling overhead from miles away and the smell was so strong it made your eyes tear. Pulling into the dump in Negril, Jamaica wasn't my idea of a fun way to spend a...
Oct. 15, 1998
I commonly experience the Worm-eating Warbler in two ways. During the winter, walking through the tropical forest in Belize, I hear a soft rustling through the drone of cicadas. Whipping around to...
Aug. 14, 1998
Not many raptors can match the buoyancy, ease and grace with which Mississippi kites conquer the sky.
Jul. 15, 1998
One might know the Summer Tanager by its alias, the "beebird." Due to its diet of bees, it is a well-known pest around apiaries and is persecuted by beekeepers. Primarily insectivorous, this tanager...
Jun. 14, 1998
Least terns were collected by the thousands from the Atlantic coast for this decorative purpose, only to frighteningly diminish their numbers.