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Image of the Day
Source of Scales, Feathers, Hair
Tanya Lewis | Jun 27, 2016
Reptiles, birds, and mammals all produce tiny, bump-like structures during development.
Lizard Secretes Heat
Bob Grant | Jan 25, 2016
Researchers confirm the unprecedented endothermic abilities of a South American reptile.
Catherine Offord | Jan 8, 2016
What researchers are learning as they sequence, map, and decode species’ genomes
Staff | Dec 1, 2015
Go behind the scenes at labs where researchers are finding ways of switching from meat-based to plant-based feeds.
John H. Tibbetts | Dec 1, 2015
Researchers are converting carnivores into herbivores in a bid to make raising animals such as alligators, trout, and salmon more sustainable.
Evolution of the Penis
Kerry Grens | Oct 30, 2015
A phallus-less reptile goes through a developmental stage with external genitalia, suggesting a common origin for the organ among amniotes.
How Boas Kill
Amanda B. Keener | Jul 23, 2015
Boa constrictors hunt by cutting off their preys’ blood supplies, not by suffocation, a study shows.
“Carolina Butcher” Prowled Triassic North America
Bob Grant | Mar 20, 2015
Researchers find the oldest and largest crocodile relative yet discovered.
The Benefits of Being a “Bearded Lady”
Bob Grant | Jan 8, 2015
A study of female eastern fence lizards that bear a distinctly male trait yields tantalizing clues about the tradeoffs involved in blurring the lines of sexual dimorphism.