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Ancient Australian Reef May Hold Fossils of Earliest Animal Life

Discover the Flinders Ranges reef discovery revealing 650 million year old fossils of Earth's earliest multicellular organisms.

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In the middle of the Australian outback along a mountain chain called the Flinders Ranges, researchers have discovered a 650 million year old reef that was once underwater. Researchers say the tiny fossils they've already found in the ancient reef may be the earliest examples of multicellular organisms ever found, and may answer questions about how animal life evolved. Researcher Malcolm Wallace explains that the

oldest-known animal fossils are 570 million years old. The reef in the Flinders Ranges is 80 million years older than that and was, he said, “the right age to capture the precursors to animals” [The Times].

The first fossils discovered in the reef appear to be sponge-like multicellular organisms that resemble tiny cauliflowers, measuring less than an inch in diameter, but Wallace cautions that the creatures haven't been thoroughly studied yet. The reef's discovery was announced at a meeting of the Geological Society of Australia ...

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