Sacramento Bee: Every morning, the cage doors swing open and 34 orangutan orphans climb into the outstretched arms of their human mothers. Grabbing at wrists, tugging at elbows, these baby apes cling to the young women like Velcro, happy to be free of their cages, to play in the dappled sun of the nearby forest for a few hours. It’s primate day care, a scene that seems choreographed for the Animal Planet channel. But this spectacle of one hominid helping another is more than entertainment. It …