Mother lizards can induce different color patterns in their offspring in response to social cues, reports research published June 10 in the online early edition of the journal Ecology Letters. Female ...

A close-up view captures a beaded lizard as a thin layer of old skin lifts away from its heavily textured body. The ...

Zebras and tigers have stripes, cheetahs and leopards have spots, and the ocellated lizard (Timon lepidus) boasts a labyrinthine pattern of black-and-green chains of scales. Now researchers from the ...

Take a deep breath in. Slowly let it out. You have just participated in one of the most profound evolutionary revolutions on Earth—breathing air on land. It's unclear how the first vertebrates thrived ...

Many scientists, such as the late Stephen Jay Gould, to conclude that each group of living things evolves in its own idiosyncratic manner. But now biologists at Washington University in St. Louis have ...