Full title: The stuff of nightmares! Insect that looks like a wasp but crawls like a praying mantis is captured devouring a fly (after ripping off its prey's legs) If you have a fear of creepy crawlies, you may want to approach with caution. A YouTube user has captured a mantidfly, which looks like a wasp but has the front legs, sharp jaws and bulging eyes of a praying mantis, tucking into a small fly. The video shows the active hunter feasting on the fly's body, which it holds in its front legs and nibbles on like a human stripping...