Prairie dogs, vultures, grasshoppers, goldfinches, pocket gophers, and bison are some of the many animals that make up a grassland food web. But do you know how the many types of grasses in a grassland benefit these animals? Or how earthworms and other decomposers play an important role in the food web? See grassland food webs in action in this fascinating book.
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语言 英语 ● 格式 PDF ● ISBN 9781467717755 ● 出版者 Lerner Publishing Group ● 发布时间 2013 ● 下载 3 时 ● 货币 EUR ● ID 4745574 ● 复制保护 Adobe DRM
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