Laurence Pringle

Describes Merlin Tuttle's interest in bats, his study of them in their natural habitat, and his work to protect them through such efforts as the organization he founded, Bat Conversation International.

A biography of Cynthia Moss, world-renowned elephant researcher in Kenya's Amboseli National Park, illustrated with her own photographs.

A detailed account of the Lewis and Clark expedition features the dog that was its most unusual member. Selections from the actual journals of Lewis and Clark appear throughout the text.

Examines the greenhouse effect, focusing on its complex causes; potential impact on global weather, ecology, and economy; and possible solutions to this potential worldwide disaster.

A detailed account of the Lewis and Clark expedition features the dog that was its most unusual member. Selections from the actual journals of Lewis and Clark appear throughout the text.

Describes the worldwide trend of global warming, exploring its past, present, and potential future damage to the climate, ecology, and economy.