Add Yahoo as a preferred source to see more of our stories on Google. At this moment, the male side-blotched lizards of the American West are engaged in dating drama beyond human comprehension. Three ...

-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 ...

Raj: I’ll tell you what, how about we go rock-paper-scissors? Sheldon: Eww, I don’t think so. Anecdotal evidence suggests that in the game of rock-paper-scissors, players familiar with each other tie ...

The three mating strategies of male western side-blotched lizards are predictable based on the color of their throats: orange, yellow, or blue. Each color is correlated with size, testosterone level, ...