Abstract
A new mother and baby gaze into each other's eyes, mutually engaging with facial expressions, kisses and greetings. A new study shows that this behaviour is not uniquely human: such intersubjective interactions may have an evolutionary history of at least 30 million years.
Original language | English |
---|---|
Pages (from-to) | R941-R943 |
Journal | Current Biology |
Volume | 19 |
Issue number | 20 |
DOIs | |
Publication status | Published - 2009 |