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Orcas

Black-and-white skin glistens ... Blowhole puffs ... Meet the orca, also known as the killer whale! Brimming with vivid photos and scientific facts, Orcas treats middle-grade researchers and wild animal lovers to a comprehensive profile of this marvelous marine mammal. It covers zoology topics such as anatomy, diet, ocean habitat, and life cycle, as well as species conservation efforts and the animal's relationship with humans throughout history.