people

Even though lots of people have kept a lot of different species of animals in captivity over the course of human history, only a relative handful of have been kept extended enough to be deemed domesticated. Other sorts of animal, notably monkeys, have never ever been domesticated but are nevertheless sold and kept as pets. There are also inanimate objects that have been kept as “pets”, either as a type of a game or humorously (e.g. the Pet Rock or Chia Pet). Some wild animals are kept as pets, such as tigers, even though this is illegal. Tripping more than...