Identifying snake and lizard eggs can be tricky. Experts look at size, shape, and color. Snake eggs are usually larger and white. Lizard eggs vary in color and shape. Shell texture and incubation ...

New findings add a surprising twist to the already complex mechanism that determines whether reptile embryos develop to be males or females. An egg-laying lizard found in the hills of southeastern ...

MT. HAMILTON — Authorities here are asking the public to be on the lookout for a large, black and white egg-eating lizard last seen at Joseph D. Grant County Park. The Argentine black and white tegu ...

Biologists studying an Australian lizard observed something no one had ever documented in a vertebrate before. A single female produced offspring through two different reproductive methods during the ...