Extreme Insects. Creepy and crawly, mad and bad! Just about 100 insects have achieved an A-Grade in their beasty bug exams. We’ve rounded them up in this mega book of ugly bugs. They are the most extreme record-breakers of the insect world. Meet the super speedy dragonfly, the caterpillar that looks like a bird dropping, the horrible botfly maggot that eats its way through human flesh, and the giant centipede that preys on animals like mice and bats. Prepare to be amazed