They are also known as the Asian small-clawed otter. It's the smallest otter species in the world, they weigh less than 5 kg as an adult. It lives in swamps and freshwater wetlands of Bangladesh, Burma, India, southern China, Taiwan, Laos, Malaysia, Indonesia, Singapore, the Philippines, Thailand, and Vietnam. The oriental small-clawed otter lives in extended family groups with only the alpha pair breeding. Meaning the offspring from previous years help to raise the young.