Many types of fish, including herring, salmon, and piranhas, find strength in numbers. Some form schools or shoals to avoid predators and reproduce safely. Others work as a group to migrate or find food. Fish Groups explores how and why different fish species form groups. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, infographics, a glossary, additional resources, and an index. Aligned to Common Core Standards and correlated to state standards. Core Library is an imprint of Abdo Publishing, a division of ABDO.
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