The wildest sound on the savannah is not the lion's roar, but the elephant's trumpet. When he senses a lurking poacher, the elephant screams, loud and shrill, to alert the herd and scare his enemy. The poacher, standing only a few feet away takes aim and fires. The elephant screams again, before he collapses in a heap. One bullet will rarely kill an adult elephant, and it takes many minutes before the life drains away. Military weapons such as AK-47s are increasingly... (GunPolicy.org)