| North American River Otter [ Teens/Mature Teens ] - Learn about the range, habitat, diet, and life cycle of these amazing otters. http://animaldiversity.ummz.umich.edu/site/accounts/information/Lontra_canadensis.html |
| Otter [ Teens/Mature Teens ] - Contains information about sea otters. Information includes habitat, diet, and physical description. http://www.mnzoo.org/animals/minnesota_trail/otter_1.asp |
| Sea Otter [ Kids/Teens/Mature Teens ] - Includes information about the life span, habitat, size, and diet of the sea otter. http://www.kidsplanet.org/factsheets/otter.html |
| Tracking River Otters [ Kids/Teens/Mature Teens ] - Guide to enjoying river otters based on personal experiences on an island in the St. Lawrence River. http://www.geocities.com/bobarnebeck/tracking.html |