These male spiders use built-in leg catapults to escape sexual cannibalism - Livescience.com

After mating, males gotta bounce.

For a type of orb-weaving spider, mating has a spectacular finale: The male catapults off a female's body at a speed too fast for a human to see with the naked eye.  These amorous acrobatics aren't … [+4493 chars]

full article...