Sheldon: It’s very simple. Scissors cuts paper, paper covers rock, rock crushes lizard, lizard poisons Spock, Spock smashes scissors, scissors decapitates lizard, lizard eats paper, paper disproves ...
9don MSN
How a biological version of rock-paper-scissors determines if lizard colors are maintained or lost
Two new studies into lizard colors reveal how one species maintains its colorful diversity while others are losing their ...
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