It was a warm, wet winter this year across much of the United States. In most states, this means more greenery, more rabbits, more rodents and more snakes — which raises the risk of snake bites for humans and their canine companions.
Biologist Gerad Fox is standing next to a loud rattlesnake. "Right now he's in a classic strike posture, very defensive," says Fox. "The rattle is a warning, saying, 'Back off. I'm dangerous. You should leave me alone.' "