The Crab-eating Mongoose (Herpestes urva) is a mongoose species ranging from the northeastern Indian subcontinent and Southeast Asia to southern China and Taiwan.
It has a broad white stripe on the sides of the neck extending from the cheeks to the shoulder. It has white specks on the top of the head, its chin is white and its throat gray. Its iris is yellow. Its ears are short and rounded.
This relatively large species of mongoose occurs in a variety of habitats including mainly primary evergreen forest and tall secondary forest, but sometimes in degraded scrub. The species feeds on aquatic fauna such as frogs, fish, crabs, and mollusks, and is an excellent swimmer.