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Animals May Have Evolved 200 Million Years Earlier Than Previously Thought
New research indicates that animals may have evolved up to 200 million years earlier than previously believed, challenging existing assumptions about their origins.
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What Happened?
New research indicates that animals may have evolved up to 200 million years earlier than previously believed, challenging existing assumptions about their origins.
AI Quick Summary
Research suggests animals may have evolved 200 million years earlier than previously thought, reshaping our understanding of their origins.
Key points
- Animals may have originated 200 million years earlier than previously thought.
- Research suggests they could have existed in the Neoproterozoic Era.
- The study challenges the assumption that animals evolved after the Weng'an Biota.
- Microfossils from the Kheseen Biota in Mongolia were examined.
- No definitive animal fossils were found in the Kheseen Biota despite their age.
Key insights
- The findings suggest a much older timeline for animal evolution.
- If animals existed before the Cryogenian Period, it raises questions about their survival during extreme ice ages.
- Future studies may uncover more evidence of early animal life in various fossil deposits.
Why it matters
This research could reshape our understanding of the timeline of animal evolution.
Source
Science Daily