What is aquatic animal with hair?

The aquatic animal with hair is the Sea Otter. Sea otters are marine mammals that live in the Pacific Ocean. They are known for their thick, luxurious fur, which helps them stay warm in the cold waters of the ocean. Sea otters also use their fur to trap air and create a layer of insulation around their bodies. This layer of air helps them float and stay afloat in the water. Sea otters are also very playful and social animals, and they often play together in the water. They are also known for their curiosity, and they often approach humans to investigate them.