Humans haven't been around for long. In geological and biological scales, we've been for just the blink of an eye, and yet, we've managed to radically influence many animals' path of evolution.  Dogs, wolves, coyotes, elephants, and horses have all been influenced by humans and in this episode we explain how.

pt. 1. Human Influenced: Elephants -- pt. 2. Human Influenced: Dogs -- pt. 3. Human Influenced: Coyotes -- pt. 4. Human Influenced: Horses.