I think i read somewhere, but honestly I have no idea where that bps are having kinda of a population explosion due to the fact that humans have driven away all their natural predators like leopards and such. now i don't know if this is just some sort of propaganda, but it is possible since now their only predator is humans, but with high levels of collection i'm sure their numbers will eventually dwindle.

ps. like brad said, I read they have become invasive