"In this addition to the critically acclaimed Scientist in the Field series, Dorothy Patent follows the scientists trying to put a stop to a gruesome disease before it's too late. Tasmanian devils are dying at an alarming rate from a type of tumor that appears to be contagious. What scientists are learning while researching the Tasmanian devil has potential to affect all animals, and even humans, as they learn more about how to prevent and hopefully...

Describes, in text and photographs, birds' feathers--from structure, type, and color to various uses

Describes how bald eagles have recovered from the threat of extinction, how they raise their families, and why they are the national bird of the United States

Discusses basic genetics, explaining how the combination of genes passed on from our parents makes each of us a unique individual

Introduces, in brief text and illustrations, a variety of animals whose coloring is black and white

Examines the physical characteristics, behavior, methods of communication, and ecological significance of ants

Describes the physical characteristics, behavior, and habitats of killer whales.

Documents the contributions of specially trained military dogs, profiling noteworthy canine heroes while covering such topics as how they are trained and what happens to them when they retire

Describes the physical characteristics, life cycle, and behavior of the two species of wolves found in North America and discusses efforts to save them from extinction by reintroducing them to wilderness areas