Boa constrictors only stop squeezing when your heart stops beating

Proving once again they deserve the title "most metal of all living animals", Boa constrictors know when to stop squeezing around their prey — because they can feel their victim's heart stop. The constricting method of subduing prey is a relatively costly one in terms of energy, so it behooves snakes to know as soon… »1/19/12 8:00pm1/19/12 8:00pm

Solar-powered hornet is the Superman of the animal kingdom

Plants use photosynthesis to turn sunlight into energy every single day. This ability appeared to be completely unknown in the animal kingdom, leaving the living solar battery that is Superman as the only animal to ever harness the sun's rays for power. But now we've discovered that a type of hornet is doing its own… »2/13/11 6:00pm2/13/11 6:00pm