A Patas monkey looks out of his cage at Zoo Boise after his cage mate was severely injured and died in Boise, Idaho on Saturday, Nov. 17, 2012. Police are investing an early morning break-in at at the zoo. The injured monkey was found shortly after suspects were spotted and ran off. (AP Photo/The Idaho Statesman, Katherine Jones)

Photo by: Katherine Jones

A Patas monkey looks out of his cage at Zoo Boise after his cage mate was severely injured and died in Boise, Idaho on Saturday, Nov. 17, 2012. Police are investing an early morning break-in at at the zoo. The injured monkey was found shortly after suspects were spotted and ran off. (AP Photo/The Idaho Statesman, Katherine Jones)