October 2, 2006—Sometimes it's the dentist who's got the jitters come appointment time.

For zoo specialists, patients come in all sizes, shapes, and colors—and many can take a hand clean off. But critters in captivity often live longer than their wild cousins, so the animals need help keeping those pearly whites shining.

Join a father-and-daughter team as they make their rounds at the zoo, and watch as one ailing jaguar goes under for a root canal.