Finding a suitable partner can often feel like a life-and-death struggle. But sometimes, the stakes are really that high. The Springbok Mantis (Miomantis caffra) has acquired a particularly brutal ...

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 ...

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 ...