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.
The adult sea otter is the smallest marine mammal and it is an endangered species. Sea otters are also the only marine mammal that does not have a layer of blubber to keep it warm.Instead, their thick fur insulates them and keeps their body around 100 degrees.nder each forearm, the sea otter has baggy folds of skin. The otters store food in these folds. They also store their favorite rocks. They use these rocks to break open mollusks and clams for food. Otters can crack open sea urchins and crabs with just their teeth.