|Brown Bear: Bears are the only mammals that do not pee or poop for the entire time they are in their winter sleep! In fact, by studying the way bears recycle urine, doctors have been able to help human patients with kidney failure.|
Giant panda Xiao Liwu’s birthday party is just around the corner—July 29, 2014! The time does fly by fast as this little panda guy is turning 2! Come join us to celebrate his birthday starting at 9 a.m. in the San Diego Zoo’s Panda Trek!