Bird Groups

Many birds, including starlings, crows, and penguins, find strength in numbers. Some birds avoid predators by joining large flocks or colonies that nest and migrate together. Others work as a group to find food and protect their young. Bird Groups explores how and why different bird species form groups. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, infographics, a glossary, additional resources, and ...