As you probably know, the female praying mantis will sometimes bite her mate’s head off. It’s not something that the insects make a habit of, exactly – they probably only do it when a male is ...

At this time of year, some nurseries start selling the egg cases of Chinese mantis as a biological control for the garden. These alien-looking insects are praying mantis and are harmless to humans, ...

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 ...