Tails are a common feature in the animal kingdom, fulfilling just about every role from comfy blanket to instrument of venomous death. Join Robert and Joe as they explore some of the more outstanding uses, including your dog's caudal language and the scorpion that sheds its own tail and anus.
Tail as Old as Time: Part 1
Image Caption: A scorpion's tail. (Yuri Yoshimoto / EyeEm/Getty)
Tail as Old as Time: Part 2 (podcast)