Best Science Photos of the Week

1 of 10

Baby Leopard Bros!

Credit: Ken Bohn, San Diego Zoo
Meet Riki-san and Haui-san, a cute and clumsy pair of clouded leopard cubs that made their debut this week at the San Diego Zoo.

The 14-week-old brothers came to Southern California by way of the Nashville Zoo at Grassmere, which has a breeding program aimed at boosting the numbers of this species, listed as vulnerable by the International Union for Conservation of Nature (IUCN).

[Full Story: Baby Leopard Brothers Come to San Diego Zoo ]   Less «
More from LiveScience