"Rare birds." . . "Extinct birds." . . "Extinct birds Juvenile literature." . . . . "Rare birds Juvenile literature." . . "Endangered species." . . "Endangered species Juvenile literature." . . "JUVENILE NONFICTION / Animals / Birds" . . . . . . . . . "Endangered and extinct birds"@en . "\"Northern rockhopper penguins and colorful pufflegs are two examples of endangered birds. Few of them exist in the wild. Other birds have already gone extinct. What hurts these animals? What can you do to help?\"--Page 4 of cover." . "Electronic books"@en . "Endangered and extinct birds" . . . . . "Birds" . . "ANIMALS. Northern rockhopper penguins and colorful pufflegs are two examples of endangered birds. Few of them exist in the wild. Other birds have already gone extinct. What hurts these animals? What can you do to help? Read this book to find out!. Ages 7+" . . . . . . . . . "Juvenile works"@en . "Juvenile works" . . "Northern rockhopper penguins and colorful pufflegs are two examples of endangered birds. Few of them exist in the wild. Other birds have already gone extinct. What hurts these animals? What can you do to help? Read this book to find out!"@en . . .