take that animal out. trophy hunting is a sport and it is a horror show. reporter: with the animal advocacy group called born free, he says the idea that the money paid to kill one animal can help save the species is a myth. there s no benefit to trophy hunting. it really just lines the pockets of an elite few and it s a practice done by a very small percent of the population to put the trophies up in their house to show off they ve killed another animal. reporter: but hunters like cory satisy that s unfair and t shell out millions every year because that money goes back into managing and growing the populations of endangered species. noton received death threats when he paid $350,000 to hunt a black rhino, cnn followed him on the hunt in 2015. nolton still feels the money he
the number of animals killed is controlled. sets essentially, they argue, sacrificing a few animals from a herd to grow the population of a species. just because a guy comes in here and says i ve got some money, i want to shoot this, i m not going to shoot it if it s not something that benefits me and my management program to take that animal out. today trophy hunting is a sport, and it is a horror show. reporter: this man is with an animal advocacy group called born free. he says the idea that the money paid to kill one animal can help save the species is a myth. there s no benefit to trophy hunting. it really just lines the pockets of an elite few, and it s a practice that s done by a very small percent of the population to put the trophies up in their house to show off that they ve killed another animal. reporter: but hunters like corey knollt
sport, and it is a horror show. reporter: preshan t katan is with an animal advocacy group called born free. he says the idea that the money paid to kill one animal to help save the species is a myth. there s no benefit to trophy hunting. it really just lines the pockets of an elite few and it s a practice that s done by a very small percent of the population to put the trophies up in their house to show off that they ve killed off another animal. reporter: but hunters like cory knowlton say that s unfair and that trophy hunters shell out millions every year because that money goes back into managing and growing the populations of endangered sfeesees. knowlton received death threats when he paid $350,000 to hunt a black rhino in namibia. cnn followed him on that hunt in 2015. knowlton still feels confident the money he paid is protecting the endangered black rhino from poachers. he says animals need to have a