http://en.wikipedia.org/wiki/Animal
The first fossils that might represent animals appear in the Trezona Formation at Trezona Bore, West Central Flinders, South Australia.These fossils are interpreted as being early sponges. They were found in 665-million-year-old rock.
The first fossils that might represent animals appear in the Trezona Formation at Trezona Bore, West Central Flinders, South Australia.These fossils are interpreted as being early sponges. They were found in 665-million-year-old rock.
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