This photo taken Monday, April 18, 2011 and released by the conservation group Gorilla Doctors on Friday, Nov. 16, 2012, shows a mountain gorilla in Bwindi Impenetrable National Park in Uganda. The ... more 
This photo taken Monday, April 18, 2011 and released by the conservation group Gorilla Doctors on Friday, Nov. 16, 2012, shows a mountain gorilla in Bwindi Impenetrable National Park in Uganda. The population of Uganda's mountain gorillas has grown to 400, up from 302 in 2006, according to a census conducted in 2011, bringing the total number of mountain gorillas in Africa to 880 and giving hope to conservationists trying to save the critically endangered species. (AP Photo/Gorilla Doctors) less 
1 / 11
Associated Press | Photo By Gorilla Doctors
Fri, Nov 16, 2012 12:27 PM EST