Many wild species cannot be bought or sold for profit, as a result of their endangered status. These have been seized on the basis they are not being looked after properly, and include 46 tigers, 7 tigers, a jaguar and 15 lion tiger hybrids.
Joe exotic the original owner was imprisoned when he was charged with hiring a hitman to kill an opponent.
Clearly more care needs to be taken as to who is allowed to run a zoo or own wild animals like tigers.
There is a real problem currently, where more tigers live in back yards than the wild. Progress has been made, but hopefully this will continue.