From three morphs to one: Across 220 populations, the pattern is consistent: where "Hulk" arrives, yellow and orange throat ...

Violet herself is a hollow shell with no motivations outside of doing what others tell her to do, as well as being incredulous and weepy when weird and sometimes difficult events ...

This video captures a green lizard resting quietly on a tree branch in the middle of the forest. The colors, light, and ...

The animals' camouflaging capabilities have long inspired humans. The new material could one day help researchers improve ...

A newly evolved, aggressive “Hulk” wall lizard is spreading out from the Rome region — and researchers are watching a million-year stable system unravel in real time. From three morphs to one: Across ...

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

One of the breakout stars of season 4 has been Love Island alum and snake wrangler Rob Rausch.

Cuttlefish can change colour in 200 milliseconds, as fast as a human can blink. Cuttlefish have W-shaped pupils, which are thought to help control the intensity of light entering the eye. Cuttlefish ...