Large, charismatic megafauna have many uses. Their coats, their tusks, their meat can be extremely valuable. It's debatable whether humans are responsible for t

Large, charismatic megafauna have many uses. Their coats, their tusks, their meat can be extremely valuable. It's debatable whether humans are responsible for the deaths of most of the large megafauna that died out over the past million years. There were probably many factors. There don't need to be any other reasons other than, "it's interesting and will make money".