The unkind act of butchering and eating your mate after sex, typified by the female black-widow spider and praying mantis, may make for healthier babies, new research suggests. The researchers found ...

From cats, rats, rabbits and lions, here is a list of 12 animals that are known to eat their own babies & mates Some species engage in seemingly shocking behaviors such as eating their own young or ...

Female praying mantids are known for eating their mates, but what is the evolutionary advantage to this practice? This series of images is taken from film shot for Evolution: "Why Sex?" It depicts two ...