Describes how and why animals such as monarch butterflies, gray whales, and Arctic terns migrate.

Bird and Squirrel outwit Cat and become best friends in this zany adventure. Squirrel is afraid of his own shadow. Bird doesn't have a care in the world. And Cat wants to eat Bird and Squirrel. Of course, he'll have to catch them first, and that's not going to be easy. Join this trio as they head south for the winter in a hilarious road trip. But watch out! Cat is waiting around every bend, and he's one pesky feline.

"A historically large irruption of snowy owls during the winter of 2013-2014 brought them across the eastern US, and farther south than usual. Scientists used this opportunity to attach GPS tracking devices to some snowy owls to increase understanding of their winter behavior and migration."-- Provided by publisher.

"Find out why animals migrate from one location to another, how they complete their journeys, and what difficulties they face along the way"-- Provided by publisher.

When the seasons change, many animals migrate to new homes. Readers will learn about these fascinating creatures in Nature's Great Journeys. This book focuses on the journey of caribou.

Examines several animals and their great migrations, ranging in size from the army ant to the sperm whale.

"Animals of all shapes and sizes make epic journeys across our planet, through harsh weather, avoiding hungry predators, in their efforts to survive. Travel around the globe with some of the world's most incredible animals and discover their unique migration stories"--Provided by publisher.

Sibert medalist and National Book Award finalist Sy Montgomery takes readers on a staggering, emotional journey alongside the greatest land migration on the planet earth--that of the wildebeest across the Serengeti--to explore the mystery and wonder of migration in a sweeping story sure to leave its mark. With full color photography.