Chimp evolution was shaped by sex with their bonobo relatives
24 May 2018
Some chimpanzee populations gained useful DNA from interbreeding with bonobos, and one may even have become more gentle and “bonobo-like” in its brain structure and behaviour
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Horses remember if you smiled or frowned when they last saw you
26 April 2018
Horses can remember the expressions on people’s faces and use them to make judgements about whether people are nice or unpleasant
Huge dose of brain chemical dopamine may have made us smart
23 November 2017
Two “thinking” regions of human brains are much richer in a neurotransmitter called dopamine than the equivalent brain regions in apes and monkeys
