Dr. Peter Emily is a human dentist AND a wild animal dentist. One day, you'll find him putting a crown in a person's mouth; the next, he might do a root canal on a polar bear. What happens when the anesthesia wears off one of his four-legged patients? You'll have to tune in to find out.

The American Heart Association (AHA) has declared that pets, especially dogs, are good for a person's heart. Dr. Glenn N. Levine, director of Baylor University's cardiac care unit, said, "pet ownership, particularly dog ownership, is probably associated with a decreased risk of heart disease." The AHA writes that owning a dog "may help reduce cardiovascular risk," perhaps due to regular walks and activity.

Occasionally, we run into listeners with bizarre pets. This week, Nancy King tells us about her life with an Octopus. That's right. Not as cuddly as a dog, but perhaps as smart. Why would anyone want an Octopus for a pet? You'll find out this week on Animal Radio.

Dogs go postal in Los Angeles more than any other U.S. city. The U.S. Postal Service released rankings of the best and worst cities for dog attacks on mail carriers. Los Angeles recorded 69 incidents last year. San Antonio and Seattle round out the top three worst cities. Wichita, Kansas, is the safest city, with just 20 attacks. Almost 6000 postal workers were attacked by dogs last year.