ecology

Provides an overview of the different types of baby animals that can be found in island habitats.

Provides an overview of the different types of baby animals that can be found in river habitats.

Examines endangered animals, exploring some of the things that cause endangerment and what can be done to help.

Common thought places cicadas as tree dwellers; these odd insects actually live most of their lives underground. This book details the bizarre life cycle of the cicada, including the deposit of hundreds of eggs on a tree branch and details of a species that can live 17 years.

"Explore the . . . world of dinosaurs in prairie grasslands. Spread-by-spread match-ups pit dinosaur species against each other in scientifically accurate battles. Fact files give report writers . . . info . . . at a glance"--Provided by publisher.

"Discover a habitat filled with steaming swamps and crawling with dinosaurs fighting to survive. Spread-by-spread match-ups pit species against one another in scientifically accurate battles, while fact files give report writers . . . info . . . at a glance"--Provided by publisher.

Documents the life cycle and ecosystem of the giant saguaro cactus and the desert animals it helps to support.

Documents the life cycle and ecosystem of the giant saguaro cactus, and introduces the desert animals it helps support.

Text and pictures document the life cycle of this amazing tree of the African savannah, and portrays the animals and people it helps to support.

Follows scientists as they travel to the Inupiaq villages on the North Slope of Alaska to study the effects of global warming on the traditional whaling communities.