See what an ostrich has in common with a secretary bird. Learn what sets an ostrich apart from a merlin. Readers will compare key traits of ostriches—their appearance, behavior, habitat, and life cycle—to traits of other birds. Charts and sidebars support key ideas and provide details. Through gathering information about similarities and differences, readers will make connections and draw conclusions about what makes this animal a bird and how birds are alike and different from each other.
