After Astro, an orphaned Steller sea lion, was rescued by scientists at The Marine Mammal Center in Sausalito, California, his attachment to people made him unable to be returned to the ocean and he now lives at the Mystic Aquarium in Connecticut.

Explores how sea lions help the Navy, discusses why they are used to retrieve military equipment from the ocean, and describes their training.

Presents information on how to tell the difference between seals and sea lions, even though they are similar in many ways.

A story about a white seal named Kotick who learns how to get along in his Arctic environment during his herd's first migration. For elementary grades.

Tells the story of the colony of sea lions which live at San Francisco's Pier 39, and efforts to protect them.

Playful sea lions are among the most popular and entertaining zoo animals. This book introduces kids to these fascinating marine mammals and explores their watery lives.

A young tourist, Grandma, and their trusty guide Andy explore the wonders of the Galapagos Islands, recording their impressions of the thirteen-day trip in diaries supplemented by more than fifty photographs.