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 ...

-Sheldon Cooper, The Big Bang Theory"Scissors cuts paper. Paper covers rock. Rock crushes lizard. Lizard poisons Spock. Spock smashes scissors. Scissors decapitates lizard. Lizard eats paper. Paper ...