Thank you to https://kids.nationalgeographic.com/animals/mammals/facts/sea-otter for helping me find the information to complete this book. 

Sea Otters are Mammals. They can be found on the coast of North America and Asia.

Sea Otters are carnivores and predators. They eat shellfish, sea urchins, crabs, squid, octopuses, and fish. 

Sea Otters are 4 feet and weigh 65 pounds.They have webbed feet, water-repellent fur to keep them dry and warm, and nostrils and ears that close in the water.

Sea Otters are social animals. Mothers cuddle their young and teach them how to swim and hunt.