First kiss was likely 20 million years ago by early primates, scientists say 最初のキスは「２千万年前、サルの祖先同士で」 最新研究
Reuters file photo
AMSTERDAM (Reuters) — Kissing did not begin with star-crossed human lovers but with the primate ancestors of great apes around 20 million years ago, according to a study published on Nov. 19.
Researchers from Oxford University and the Florida Institute of Technology wanted to examine when kissing b...
