World's Best Baby Beasts (65 images)

Su Lin, the San Diego Zoo's 16-week-old giant panda cub, showed off two of her new canine teeth during her weekly veterinary exam November 23, 2005 in San Diego. According to San Diego Zoo veterinarians the cub now has 14 to 16 teeth. Su Lin weighs 11.3 pounds and measured more than 2 feet. (UPI Photo/Ken Bohn)

A healthy female Grevy Zebra named Zofia, approximately four hours old stands with her mother, October 30, 2005. at Mountainview Conservation Society near Vancouver, British Columbia. (UPI Photo/Tim King)

A one-month old California sea lion pup yawns while sunning himself on a rocky ledge at the sea lion pool at the Bronx Zoo on August 11,2005 in New York City. The pup, who is thus far unnamed, is among several babies being introduced at the zoo. (UPI Photo/Monika Graff)

Layla, left, the 3 1/2 month-old snow leopard cub, chews on a twig at the Bronx Zoo on August 11,2005 in New York City. The snow leopards are endagered species who dwell in the Himalayan highlands. (UPI Photo/Monika Graff)