Diet: Carnivore: Sea urchins, abalone, mussels, clams, crabs
Average lifespan: Males: 10–15 years; Females: 15–20 years
Average size: Males: 4–5 ft.; Females: 3–5 ft.
Average weight: Males: 49–99 lb.; Females: 31–73 lb.
Did You Know?
The sea otter has the densest fur of any mammal, with almost one million hairs per square inch. In comparison, we only have 100,000 hairs on our entire head!