Readers will discover how plants and animals survive living in places as extreme as the bottom of an ocean, the edge of a cliff, and the slopes of a mountain. Readers journey through some of Earth's harshest environments--including hot deserts and frozen polar lands--to explore the life that can be found there. Fascinating facts about how plants and animals have adapted to life in the most incredible places on Earth are presented through accessible text. Bright photographs accompany these facts, showcasing the exotic places and amazing animals that are highlighted throughout. Essential science concepts, such as biomes and adaptations, are detailed for readers on each page.