Plus, they don’t have to seek out food the way wild bunnies do, so pet rabbits tend not only to hop less but also to gain more. Unlike their wild counterparts, however, pet rabbits don’t get the exercise they need to be able to munch away all day.
Just like people, dogs, and cats, pet rabbits can get fat. By Laurie Hess, DVM, Dipl ABVP (Avian Practice)