Sea reptile's tooth shows that mosasaurs could live in freshwater

Phys.org12/12/2025 • Last cited 12/14/2025

Summary

Research indicates that mosasaurs, large marine reptiles from over 66 million years ago, were capable of living in freshwater environments, as evidenced by a tooth discovered in North Dakota. This finding suggests that these creatures could grow up to 11 meters in length, according to Phys.org.

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Lindy Score Breakdown

35
Age (0-35)
35 days
36
Velocity (0-40)
9 sources
6
Tier (0-10)
Phys.org
14
Breadth (0-15)
9 unique
Total Score91/100

Score BreakdownRisk 25

Source Reputation: Low-trust source (6/20 pts)
Consensus: Strong consensus: 9 independent sources
Age: 35 days - proven survivor

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