That is a cool discovery, but very, very cruel. Killing crocodiles just for their skin! Who would do that. How would you feel if you were removed from your regular habitat so you could be killed for your skin, and on top of all that, you are put on a special diet to make you skin softer? That is animal cruelty! Plus, according to the video, there are so many of them together. They might start to feel cramped and bored.