Statistics about polar bears, a threatened species

Updated at: 11/04/2013 11:35 AM
By The Associated Press

The advocacy organization Polar Bears International celebrates Nov. 4-10 as "Polar Bear Week." Some statistics about the threatened species:

Estimated global population: 20,000 to 25,000

In U.S. zoos: 59 in 30 zoos

Born in U.S. zoos in past year: 3


Sources: Polar Bears International, Toledo Zoo

(Copyright 2013 by The Associated Press. All Rights Reserved.)