News In August 2008, Oregon Zoo elephant Rose-Tu gave birth to her first calf, Samudra—as if right on cue for the zoo to make a big request...   More

News The Oregon Zoo has a national reputation for its success at breeding Asian elephants and California condors. Zoo curator Chris Pfefferkorn has an additional responsibility that gets far less attention: preventing chimpanzees, lions, gazelles and giraffes from procreating.  While there is a national shortage of elephants and condors, there is an abundance of other zoo animals and limited room to ...   More