Ancient fish showed us the way to have sex

Birds do it, bees do it... and so did an early ancestor of humans that lived in Scotland 385m years ago.

Scientists have traced the history of vertebrate sexual intercourse to an ancient armoured fish named Microbrachius dicki.

Microbrachius means “little arms” and refers to the genital limbs that locked male and female fish together when mating. And dicki, well...