Discusses the flightless bird that lived on the island of Mauritius and why it became extinct in the 1600s. Also describes the efforts of conservationists to protect endangered birds.
Discusses the history, physical characteristics, care, and breeding of the American pit bull terrier, an extremely strong dog known for its willingness to fight.
Biography of John C. Fr?mont, who led four explorations of the land west of the Rocky Mountains in the 1840s, and helped make the first useful maps of the frontier lands of California and Oregon.
