Cats fly farther when kicked.
But dogs are much nicer. So I don't know.
I guess it's dogs as pets, and cats as past-time. Or cans. Cans fly even farther away, and make a nice clashing sound, not the 'spelrcht' or 'crackmeowmeow' sound cats do.
You can also drink from cans.
So, cans it is, then.