Find a description of the physical appearance, behavior and diet of the species provided by the Animal Diversity Web.

Briefly describes a University of Washington research project with the goal of improving the management of both wild and captive populations.

Find background details on the species, information on reproduction and a general characterization of the sea otter placenta. Includes photos and references cited.

Features links to research reports for students of veterinary medicine.

Features live images from 7 a.m to 7 p.m. Pacific Time. Also offers information on the species and a guide to spotting them in the wild.

Lesson plan for teaching species ecology and spatial distribution to primary grade level students.

Randall William Davis describes how otters were saved after the Exxon Valdez supertanker ran aground in Prince William Sound.

Find photos, species description, ecology, information on the fur trade and current status.

Article provided by the University of Minnesota, Twin Cities Library describes the ecology and conservation history of the species.

Radio transcript describes the decline of the species since the 1990's along the rocky coast of southwest Alaska's Aleutian Islands.