Many humans treat their pets the same as they would treat children.
It is called Love!
Most animals don't have advanced brains like humans, and so they don't realise they are hurting us.
Pets can be allergic to anything, same as humans.
Chimpanzees aren't pets because they have not been domesticated by humans, like saint bernards, a species of dogs, were.
Pets attack humans for many reasons. Either they are scared, angry or just want to be loved.
no
Yes humans are allowed to have a spider as a pet.
Yes. All humans keep pets of some sort.
Because they were being sold like pets or toys when they were humans
I don't think so but pets can catch colds from humans.
No, neither to pets or humans.
Foxes do not make good pets. They are not domesticated like dogs, and remain wild and liable to bite humans or destroy your belongings. If you like the look of a fox, you should get a dog that looks like a fox instead.