The Old Farmer's Almanac says the moon got the nickname because wolves were likely heard howling in mid-winter. Wolf experts say the pack may be howling during full moons for other reasons. MICHELLE ...

Explore why your dog howls, how breed instincts influence this behavior, and tips to teach your dog to howl on command.

MARTIN: But - and I confess, I have wondered about this - do wolves really howl at the moon? MICHELLE MANCINI: They don't necessarily howl under the full moon. There's not a mystical element behind it ...