Kate TrinajsticCurtin University Latest articles by Kate Trinajstic The First Vertebrate Sexual Organs Evolved as an Extra Pair of Legs By John Long, Kate Trinajstic published 10 June 14 Opinion We humans use the euphemism for sex that “we like to get a leg over” but the first jawed vertebrates – the placoderms – they liked to get a leg in. Opinion Sign up for the Live Science daily newsletter nowGet the world’s most fascinating discoveries delivered straight to your inbox.Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors LATEST ARTICLES1Robots: Facts about machines that can walk, talk or do tasks that humans can't (or won't)2The rare genetic disorder that forces people to avoid sunlight3A rash 'migrated' across a man's body from his anus4China's '2D' chip could soon be used to make silicon-free chips5Catquistadors: Oldest known domestic cats in the US died off Florida coast in a 1559 Spanish shipwreck
The First Vertebrate Sexual Organs Evolved as an Extra Pair of Legs By John Long, Kate Trinajstic published 10 June 14 Opinion We humans use the euphemism for sex that “we like to get a leg over” but the first jawed vertebrates – the placoderms – they liked to get a leg in.
