ecology

Engaging photos of baby lions, hippos, zebras, giraffes, and rhinos highlight this introduction to African savannas Interesting information focuses on the special needs of animals in this habitat, including how they find water during the dry season and stay cool in the intense heat.

Three children describe what it is like to live on the plains of Mali, Siberia, and Kansas.

Describes the first 100 years of the saguaro cactus as it grows from seed to adult plant in the hot, dry desert of Arizona and provides food and shelter for the desert animals.

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

More than 400 illustrations with text examine the oak tree and the animals, plants, and fungi that make the oak their home.

An introduction to coniferous forests, looking at the living and nonliving environment of the coniferous forests, discussing global warming and its effects, and considering the future of the forest.

Describes earth's variety of plant life which exists in a variety of climatic conditions.

Describes the impact of the changing seasons on an old oak tree and the life that surrounds it.