From mighty trees and tiny daisies to feathered birds and scaly fish, learn how organisms survive in their habitats. Uncover the secrets of photosynthesis, reproduction, locomotion, and meet the great thinkers who made these discovers possible. Extraordinary photos and real-world examples invite readers to discover the world of biology, while an encyclopedic-entry-style format makes the text approachable and highly browsable. Final comprehension questions engage readers to check what they have learned to reenforce comprehension.