Are Orange Bellied Water Snakes Poisonous?

Are Orange Bellied Water Snakes Poisonous? Appearance. The copperbelly water snake is a non-venomous snake that grows 2 to 4 feet in length. What kind of snake has a orange stomach? Description: Red-bellied watersnakes are fairly large — 30-48 in (76-122 cm) – semi-aquatic snakes. They are generally dark brown, light brown, or grey with