Buford the Gila monster at Caldwell Zoo plays a surprising role in medical research, with the venom contributing to diabetes ...

Lizards are famous for their strange ability to lose their own tails. This ability is called tail autotomy, a survival strategy in which a lizard voluntarily detaches its own tail. While this ...

One day, Jonathan Losos found himself trying to capture a lizard on a research trip near the Bahamas. He's a professor of biology at Washington University in St. Louis. JONATHAN LOSOS: It was a wily ...