Gorillas, wolves, chickens, and kangaroos. It might not seem obvious at first, but these species all have something in common: their individual members must all find their places within their groups. These power struggles can be dangerous! Read about the fierce world of animal alphas and how they make it to the top. This Spanish nonfiction book will keep students engaged in reading as they build their literacy, vocabulary, and comprehension skills....

Introduces a number of different animals and what they produce.

Discusses behaviors of some different animals.

An unforgettable odyssey of self-discovery and startling adventure begins as a young, inexperienced biologist is deposited alone onto the frozen Arctic tundra. Once settled, he struggles not only to endure the forces of nature, but also to learn as much as he can about the mysterious and misconstrued habits of the wolves he has been sent to study.