Two new studies into lizard colors reveal how one species maintains its colorful diversity while others are losing their ...

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 ...

Green blood is weird enough. But now the first genealogical tree tracing green blood in New Guinea’s Prasinohaema lizards is suggesting something even odder. These skinks have been lumped into one ...

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

WASHINGTON (AP) — In a story May 16 about lizards with green blood, The Associated Press misidentified them as amphibians. Lizards are reptiles. WASHINGTON (AP) — For some lizards it’s easy being ...

In 1969, biologists discovered three lizards from New Guinea whose innards were green: bones, muscles, blood and all. Even their eggs seemed green. Today, scientists are exploring the unlikely the ...

Kermit the Frog used to sing that it wasn't easy being green, but that isn't the case for some real-life lizards. They apparently find being green so easy that even their blood is green. A study ...

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