Dr. Diane Levitan fills in for Dr. Bernadine Cruz who is at the Iditarod Great Sled Race in Alaska. Why do dogs drink from the toilet, eat their own poop, eat cat poop, eat grass, condoms, underwear, and smell each other’s butts? These and other exciting questions you’ve always wanted to know are answered by today’s guest , veterinary behaviorist Dr. E'Lise Christensen.

Questions or comments? Email Dr. Cruz at: thepetdoctor@petliferadio.com.