Endangered species -- Juvenile literature Rare animals -- Juvenile literature Wildlife conservation -- Juvenile literature Zoology

Cetacea Whales -- Pictorial works Dolphins -- Pictorial works Endangered species

Ivory-billed woodpecker Endangered species Woodpeckers

Bighorn sheep Sheep Endangered species

Leopard Endangered species

Anura Frogs Toads Endangered species

Whooping crane -- Fiction Endangered species -- Fiction Family life -- Fiction

Chimpanzees Endangered species Wildlife conservation

Natural history -- Galapagos Islands Endangered species

Dolphins Porpoises Endangered species

Giant panda Endangered species

Pumas Endangered species