Giant Centipede

This centipedes can be even 12inches ((30 cm!)) and they can kill prey 15 times bigger than they are. This species is found in various places in South America and the Caribbean, where it preys on a wide variety of animals, including other sizable arthropods, amphibians, mammals and reptiles. It is a carnivore that feeds on any other animal it can overpower and kill. It is capable of overpowering not only other invertebrates such as large insects, spiders, millipedes, scorpions, and even tarantulas, but also small vertebrates including small lizards, frogs, snakes, sparrow-sized birds, mice, and bats. Large individuals have been known to employ unique strategies to catch bats in which they climb cave ceilings and hold or manipulate their heavier prey with only a few legs attached to the ceiling.

You don't want to mess with this guys. One day, Coyote Peterson got bitten by giant desert centipede. He describes his pain as "immediately searing" and "completely eclipsesing all of the insect stings he've taken". He is professional who's been bitten by and fire ants, which is nothigh compare to this centipede. Coyote started crying at the end and for the first time used venom extractor and didn't end the episode because of pain, that throws strong adult man on the ground.