Water rabbits are the largest of the white-tailed gray rabbits, but have smaller ears than other white-tailed gray rabbits. The head and back are often dark brown, rust-brown, or black. The lifespan of water rabbits is generally about 5-12 years. During this period, water rabbits gradually transition from prime years to old age, and various organs of the body gradually age, function gradually degenerates, and finally die.

According to scientific research, the small water rabbit is usually longer than the body Large water hares have longer lifespans. In addition, water rabbits with a good living environment and a healthy owner raised and managed will have a longer lifespan.