Smell used to play a much more obvious role in human greeting rituals. What happened?
Read MoreTwo unidentified Maori women performing a hongi greeting. Image taken circa 1909 by William Archer Price. Price Collection, Alexander Turnbull Library
greetings
Two unidentified Maori women performing a hongi greeting. Image taken circa 1909 by William Archer Price. Price Collection, Alexander Turnbull Library
Smell used to play a much more obvious role in human greeting rituals. What happened?
Read MoreIn a 1977 paper, a "human ethologist" described some of the greeting forms used in Papua New Guinea.
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