Event Brief
Dec 12, 2025 at 10:01 PM ET
Ancient Shark Ruled Australian Seas Before Megalodon
By The BriefBrief
Researchers dated vertebrae from a massive prehistoric shark in northern Australia to the Cretaceous period.
WHO: Researchers
WHAT: Dating vertebrae of a prehistoric shark
WHEN: Dec 12, 2025 at 7:00 PM ET
WHERE: Northern Australia
WHY: To understand the timeline of prehistoric marine life
How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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