Great apes found to bond when watching videos together
(PHYSorg.com Biology)

A pair of researchers affiliated with Duke University and the Max Planck Institute for Evolutionary Anthropology has found that great apes tend to bond with one another when they watch a video together. In their paper published in Proceedings of the Royal Society B, Wouter Wolf and Michael Tomasello describe their work involving studying chimpanzees and bonobos as they watched videos together and how they behaved afterward.