Mary's Monday Metazoan: I have no arms and I must fight

What do rattlesnakes do when they have the urge to punch someone?

I'm pretty sure the loser was slinking away at the end.

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This is what I like to see: high school science teachers blogging.
North American gray wolves that crisscross the frozen tundra after migrating caribou tend to be light colored, blending in with snow and ice. But dark wolves are common in forests, possibly because there they can slink through the woods unnoticed.
I can't remember the first time I saw the dinosaur fossils at the American Museum of Natural History, but they've been good friends for over thirty ye

Are you sure they are not mating?

By Pavla Bracho (not verified) on 22 Mar 2016 #permalink