Nature: Yellowstone Otters: Contains information about the river otter in the park.
North American River Otter: Learn about the range, habitat, diet, and life cycle of these amazing otters.
Otter: Contains information about sea otters. Information includes habitat, diet, and physical description.
Otters: Provides facts about the animal, plus reasons for their decline.
Otters: Provides information about the different kinds of otters live in Scotland.
Otters: How to identify this animal, where they can be found, and conservation information.
Otters: Contains several pictures of these animals.
Otters: Contains background information, current threats, and what the World Wildlife Fund is doing.
Sea Otter: Includes information about the life span, habitat, size, and diet of the sea otter.
Tracking River Otters: Guide to enjoying river otters based on personal experiences on an island in the St. Lawrence River.
Wikipedia: Otter: Encyclopedia article looks at the different species of otters.
Wild Woods Otter: Contains information on the lifestyle and identification of this animal.
WildCam Otters: Indoor and outdoor views of otters in action, from National Geographic.