A sudden rustle near the garden wall. A long tail disappearing under shrubs. Heavy claw marks near a water source. For many ...

Mexican beaded lizards are a species of large lizards closely related to Gila monsters. They live in Mexico, and like the Gila monster, have a venomous bite. Here are some fascinating beaded lizard ...

This Southeast Asian lizard stretches its ribs into wings to glide between branches. Here’s how evolution bent anatomy to ...