Did you know that orcas live in family groups their entire lives: and that their intelligent, collaborative hunting techniques are what earned them the nickname 'killer whales?' Features include stunning photography; a fact file which breaks down vital data points in an easy-to-follow and understand format; fast facts; a family tree to show the evolution of and how this animal fits into the wider category of its scientific order; a glossary and more. The last chapter of every Nature's Children title always discusses human's impact on the animal and its environment.