SCIENCE
Dixon, Dougal

When the Whales Walked: And Other Incredible Evolutionary Journeys

(3) 4-6 Illustrated by Hannah Bailey. Dixon presents an overview of the concept of evolution and the process of natural selection, then illustrates changes over time across thirteen taxonomic groups. Spread across the pages are familiar animal species such as elephants, crocodiles, snakes, and birds, as well as their ancient relations. Bailey's clear, tidy, field guide–like illustrations of the many species are accompanied by short explanations about their times and locations. Ind.

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