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All news related to Robert C. Fleischer

Asian water dragon mother (top) and parthenogenic offspring (bottom).
Jun. 07, 2019
For four years, the Reptile Discovery Center’s Asian water dragon female lived alone. Then, while examining eggs as part of a study, animal keepers made a shocking discovery—one was fertile! How...
Asian water dragon mother (top) and parthenogenic offspring (bottom).
Jun. 05, 2019
Life found a way at Smithsonian’s National Zoo, where a female Asian water dragon at the Reptile Discovery Center underwent facultative parthenogenesis—that is, she reproduced and contributed a...
A small, green-brown frog, called a wood frog, with smooth skin, large eyes and stripes along its hind legs sits on the ground in a bed of fallen leaves
Mar. 05, 2019
Smithsonian scientists and partners believe genetic diversity could hold the key to saving amphibians from Ranavirus, a pathogen that is particularly devastating to frogs and toads in the U.S.
Eastern red-spotted newt at Amazonia
Nov. 30, 2018
The secret to salamanders’ survival may be in their slimy secretions. Scientists at the Smithsonian Conservation Biology Institute are swabbing salamanders in Shenandoah, looking for disease-fighting...
A researcher swabbing a salamander
Oct. 13, 2017
In 2016, the international import of 201 salamander species into the United States was restricted in an effort to prevent the newly discovered deadly salamander fungal disease, Batrachochytrium...
Tortoise mating
Jul. 13, 2017
In a shell of a paternity test story, Smithsonian Conservation Biology Institute (SCBI) scientists found that male desert tortoises that had been relocated from a threatened habitat to a new nearby...
Two desert tortoises mating
May. 24, 2017
Four years after conservationists relocated 570 desert tortoises in California from a threatened habitat to a nearby location, the tortoises outwardly appeared to have successfully acclimated....
Dec. 23, 2014
For the first time, SCBI geneticists have sequenced the genome of a vertebrate: A Hawaiian honeycreeper