The Wolf Effect

A Voice of the Wilderness Picture Book

New York Times-bestselling author Rosanne Parry and award-winning artist Jennifer Thermes explore the reintroduction of wolves into Yellowstone National Park--and the trophic cascade effect they caused--in this informative, timely, and reader-friendly picture book. Features a map and extensive backmatter, as well as humorous comic panels.

Here are the Rockies, their forests are bare. With only an echo of what once...
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A Voice of the Wilderness Picture Book

New York Times-bestselling author Rosanne Parry and award-winning artist Jennifer Thermes explore the reintroduction of wolves into Yellowstone National Park--and the trophic cascade effect they caused--in this informative, timely, and reader-friendly picture book. Features a map and extensive backmatter, as well as humorous comic panels.

Here are the Rockies, their forests are bare. With only an echo of what once lived there.

From award-winning author Rosanne Parry and acclaimed illustrator Jennifer Thermes, The Wolf Effect is an interactive, educational, narrative nonfiction picture book chronicling the reintroduction of wolves into Yellowstone National Park and the trophic cascade effect they caused. Featuring a blend of poetry, sidebars, and backmatter, as well as reader-friendly comic panels, this picture book explores wolves, food chains, habitats, animal behavior, the environment, the history of Yellowstone Park, the impact of human behavior on the natural world, and how bringing wolves back to the park ultimately rejuvenated its ecosystems.

The Wolf Effect is an accessible and rewarding picture book that will appeal to parents, librarians, environmental activists, and animal lovers of all ages. Features extensive backmatter, including a glossary, resources, an illustrated guide to the animals featured in the book, and notes from the author and artist.