North American River Otter (Lutra canadensis)
The river otter lives by pounds and lakes thought North America. A powerful swimmer, the otter has the stream-lined body, rudder like tail, and webbed feet. It can diver 55 feet deep and is able to swim 1/4 mile under water, staying submerged for several minutes. They dig their dens in river banks establishing underwater and above-ground entrances.
An otter's diet consists of mainly fish, insect larva, and some small mammals. They give birth to 1-6 pups in the spring.
Fun Fact: River otters are among the most playful animals. They enjoy swimming in pairs and making snow slides on riverbanks in the winter.