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.
Evolution
Jun 9, 2014
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(PhysOrg.com) -- A pregnant fossil fish at the Natural History Museum in London has shed light on the possible origin of sex, according to a study published in Nature today by an international team including Museum scientists. ...
Feb 25, 2009
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The ancestor of all creatures with jaws and a backbone was not a sleek, shark-like beast but a toothless, armoured fish, said a study Wednesday that rewrites Man's evolutionary history.
Archaeology
Sep 25, 2013
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A spectacular new "missing link" fossil has been unearthed in China. The 419 million year old armoured fish, called Entelognathus, meaning "complete jaw" solves an age-old debate in science. For palaeontologists this fish ...
Archaeology
Sep 26, 2013
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The placoderms were a diverse group of ancient armoured fishes and it's widely believed that they are ancestral to virtually all vertebrates alive today, including humans.
Archaeology
Dec 6, 2016
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Placoderms are armoured prehistoric fishes that are considered to be the first vertebrates to procreate by internal fertilisation. In other words, they had sex.
Archaeology
Nov 4, 2016
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