San Diego Zoo Global
San Diego Zoo: Otter
This resource provides extensive information about otters, including photos and an audio clip.
Wikimedia
Wikipedia: Mustelidae
This Wikipedia encyclopedia article explores mustelids, a family of carnivorous mammals. Content includes a look at the range of species in this family, including a look at their common characteristics.
Missouri Botanical Garden
Missouri Botanical Garden: Ermine
The Missouri Botanical Gardens offers a general overview of the ermine, a small mammal that lives in the taiga biome. Learn about what ermines eat, how they survive, and how they raise their young.
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.