James Cameron's megahit Avatar never explains how the Na'vi people go about getting it on. But apparently, the DVD will give a full run-down on the topic The two share deep meaningful yellow-eyed stares and then one long kiss, and in hindsight it's slightly weird that another alien species would actually "kiss" each other — an extremely Earthling thing to do — but whatever. We then cut relatively quickly to the "morning after" moments.