On the Trobriand Islands, off the east coast of Papua New Guinea, lovers kiss by sitting face to face and nibbling at each other"s eyelashes, "which I think to many of us today doesn"t sound like the height of romance but for them that did the trick", says Kirshenbaum. What is important with lip-on-lip kissing and other types of kissing is that the moment is about sharing close, intimate information about each other.