Smithsonian Institution
National Museum of Natural History: Arctic Studies Center Mammals Sea Otter
This Smithsonian website has a brief, but thorough, article on the Sea Otters that also includes a picture and an extensive quote from naturalist Edward Nelson.
BBC
Bbc Science & Nature: Sea Otter
These pictures of the Sea otter are comically adorable. Use this site to read a detailed fact sheet on the sea otter and to check out the photos.