Higgins Bond

Examines the ecosystems that support the survival of bats as well as efforts to save the mammals, introducing readers to ways human action or inaction can affect bat populations.

Presents information about how human activity may threaten different species of North American frogs, and some steps that people can take to provide an environment in which frogs can thrive.

Introduces the important roles that some animal fathers play in the development of their offspring, with examples of specific kinds of birds, mammals, and other creatures that thrive under a father's care.

Relates events in Martin Luther King, Jr.'s, childhood which sowed the seeds for his activism for equal rights for people, regardless of their color.

Questions and answers present the habitats and behavior of a variety of polar animals, from penguins and arctic foxes to reindeer and baleen whales.

Explores the history, evolution, explorations, and benefits of the oceans from thousands of years ago, through the days of Magellan, to the research of the present day. The ocean is an endless wonder that has shaped the progress of civilization for all of human history. Thousands of years ago, the sea retreated and exposed more than 2 million acres of dry land, enabling early man to migrate from Asia and eventually settle North and South America....