In some animals, however, the shunt remains open after the animal is born, compromising its liver function, slowing growth, and eventually resulting in death of many affected animals.
Sea Otters favor confined areas, such as bays and inlets. They stay in areas where the water is less than 130 feet deep, but travel through much deeper water. Sea Otters do not live in deeper waters because then it is a longer dive for them to catch their food.Sea Otters hang in groups called rafts; they usually hang out by waters near shore or kelp beds and where shellfish are plentiful. (See also Adaptation).ea Otters do not live in deeper waters because then it is a longer dive for them to catch their food. Sea Otters hang in groups called rafts; they usually hang out by waters near shore or kelp beds and where shellfish are plentiful.
North American river otters are found anywhere there is a permanent food supply and easy access to water. They can live in freshwater and coastal marine habitats, including rivers, lakes, marshes, swamps, and estuaries.orth American river otters can live up to 21 years in captivity. They normally live about 8 to 9 years in the wild. North American river otters live alone or in family groups of, usually, females and their young. They are known as playful animals, often seen sliding in mud and snow and playing in the water.