In the vast and sometimes bizarre world of animals, there’s one reptile that takes self-defense to a shocking new level: it can literally shoot blood from its eyes. This strange yet fascinating ...

Red blood is the exception, not the rule. Evolution has painted it green, purple and white in animals that push physiology ...

Why they're awesome: Greater short-horned lizards have a squat, flat shape and short snouts, which makes them look more like amphibians than reptiles — hence the nickname "horny toads." But these ...

This lizard’s physiology rewrites what we thought reptiles were capable of. Here’s the truth behind its notorious reputation, by a herpetologist.

Scientists are trying to figure out how green-blooded lizards might benefit from the unusual pigment. The answer could provide new insights into... Why Do Some Lizards Have Green Blood? Why Do Some ...

The brown lizards scampering on New Orleans porches and sunning themselves on sidewalks should be dead by any other standard. That’s because the Cuban brown anoles live with the highest blood lead ...