This fossil could be Earth's earliest known animal
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A sponge-like fossil dating back approximately 890 million years may be the oldest prehistoric animal on Earth.
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A sponge-like fossil dating back approximately 890 million years may be the oldest prehistoric animal on Earth.
Full ArticleThe arrival of plants on land about 400 million years ago may have changed the way the Earth naturally regulates its own climate,..
WASHINGTON (AP) — A Canadian geologist may have found the earliest fossil record of animal life on Earth, according to a report..