Article Photos: Chimp overcomes odds to thrive at Oklahoma City Zoo

Siri the chimpanzee was adopted by the Oklahoma City Zoo after her mother - the oldest chimp on record to give birth - couldn't care for her. She was adopted by Kito, who is filling in as a surrogate mother. <strong>Dr. Jen DÕAgostino - PHOTO PROVIDED</strong>

Siri the chimpanzee was adopted by the Oklahoma City Zoo after her mother - the oldest chimp on record to give birth - couldn't care for her. She was adopted by Kito, who is filling in as a surrogate mother. Dr. Jen DÕAgostino - PHOTO PROVIDED