First sexual act to reproduce committed by ancient Scottish fish

October 19, 2014 10:52 PM

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Microbrachius dicki is the first-known animal to start having sex as a way of reproducing instead of spawning according to an international team of researchers. The ancient fish was believed to have lived in Scotland’s ancient lakes about 385 million years ago. It was bony and was about 8 cm long.

Prof John Long, the author of the study from Flinders University in Australia said that “this finding definitely define the very point in evolution where the origin of internal fertilization in all animals began.” Professor Long said the discovery was made after he studied a box of ancient fish foss...

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