Here's a story you don't hear very often. Jeanna Smith got her pet tortoise during the Kennedy administration, and it might still be alive for the Bieber administration. Not many people live most of their life with their childhood pet.

Scientist and researcher Frank Rosell joins us live from Norway to talk about our pet's incredible nose and smelling capabilities. He'll explain why your friend's dog is "all-up-in-your-business" and just how far and how much our dog can smell stuff. They can even smell cancer.

Bobbie Jo Abrams doesn't mind the camels in her kitchen or sloths in her living room. And she rather enjoys the kangaroos hanging onto her. Her new TLC hit series, Our Wild Life, is causing a lot of chatter about the 81 mostly exotic animals she shares her house with. She explains how she pays for her bizarre pet collecting habit.