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

Three near-identical U.S. lizards have kept their identities for millions of years in a way that researchers compare to the ...

Geckos would definitely medal in a contest for nature’s best feet. The lizard’s sticky toes, covered in tiny hairs, mean it can climb across ceilings in a fantastic feat of evolution. But scientists ...