ecology

Tundra, forests, and the ocean are just a few of the many types of biomes discussed in this volume, each with a discussion of the adaptations species living there have undergone to best fit their surroundings.

Describes how human behavior can affect butterflies, explains how people can take action to ensure their survival, and introduces eleven species.

You may not believe it, but skuas are truly some of the most disgusting creatures on the planet. Not only do these birds eat baby penguins and rotting flesh, but they harass other birds until they throw up in fear. Then they eat the vomit. Readers will be thrilled to learn more about these animals and their gross eating habits.

Most people think of small insects fluttering harmlessly around lights when they think of moths. However, there are some moths with a sinister secret. They use their barbed tongues to poke animals in the eyes and drink their tears. Readers will discover all sorts of disgusting facts about moths. You will never look at a moth the same way again!.

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

Explores the ecological importance of bugs, discussing how all terrestrial ecosystems on earth would be destroyed if all, or even a critical few, insects were to disappear.

Provides information on the world's grazing animals, covering the abundance, distribution, natural history, eating habits, behavior, and appearance of even-toed ungulates, deer, antelopes, sheep, goats, cattle, swine, giraffids, horses, grazing marsupials, and proboscideans.

The story of a group of scientists' efforts to comprehend why frogs are dying, exploring and explaining the human-caused environmental problems that threaten frogs.

Photographs and text look at how an apple tree changes in each season of the year.