and now to a truly amazing and now to a truly amazing story of a baby chimpanzee that was orphaned and then left alone in an african jungle. >> camera crews were able to capture and document the progress of the chimp. little oscar. adorable little guy. what they saw not only amazed experts but charmed audiences as well. from the very first frame, there is no doubt that oscar is the star of this film. an impossibly cute baby chimpanzee. we meet him as he's first introduced to life in this remote african rain forest. closely surrounded by an extended family of chimps. but none is more important to this adorable little fellow than isha. isha falls victim to life in the jungle leaving baby oscar to fend for himself. what we do get to witness is a real-life tale of loss and survival playing out in disney's new documentary "chimpanzee." without isha, oscar's chances of survival are slim, but that's when nature finds a way. the role of mom is unexpectedly