2008-03-25

Sex began in South Australia

THE history of sex began in South Australia, around 570 million years ago.
According to recent archaeological discoveries this took place 540 million years ago between 30cm- long knobby tubular animals which lived on the sea floor.
clipped from www.news.com.au
THE history of sex began in South Australia, around 570 million years ago.

Beating the previous record by 30 million years, the earliest known animals to have sex are now Funisia Dorothea, their exploits revealed this week in the international magazine Science.

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Synchronous aggregate growth in an abundant new Ediacaran tubular organism.
Funisia dorothea fossil in South Australia."
Mary Droser, a professor of Earth sciences, on a field trip in the South Australian outback. Video shows Mary Droser and James Gehling excavating a Funisia dorothea fossil in South Australia.

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Funisia dorothea, showing how it may have looked. Credit: Daniel Garson, Droser lab, UC Riverside.">
Photo Caption: Artist’s reconstruction of Funisia dorothea, showing how it may have looked. Credit: Daniel Garson, Droser lab, UC Riverside.
Funisia dorothea's larval attachment structures. Image credit: Droser lab, UC Riverside.">
Photo Caption: Fossil excavated in South Australia shows Funisia dorothea's larval attachment structures. Image credit: Droser lab, UC Riverside.
Funisia dorothea seen branching in a fossil excavated in South Australia. Image credit: Droser lab, UC Riverside.">
Photo Caption: Funisia dorothea seen branching in a fossil excavated in South Australia. Image credit: Droser lab, UC Riverside.

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