This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
lincoln park zoo chicago illinois bear zookeeper historic lincoln park zoo lincolnparkzoo animalia chordata mammalia carnivora caniformia ursidae mammal animal animals bears pipe enclosure blackandwhite monochrome black and white Zookeeper smoking his pipe mouth and feeding two bears who are standing upright. Lincoln Park Zoo. . Original