Simplify the following text for a Grade 2 native English-speaking person.
Original: Rabbits as pets can find their companionship with a variety of creatures , including humans , other rabbits , guinea pigs , and sometimes even cats and dogs . Animal welfare organizations such as the House Rabbit Society advise that rabbits do not make good pets for small children because children generally do not know how to stay quiet , calm , and gentle around rabbits .
Simplified: Some people have rabbits as pets .