Friday, 16 October 2026 Updated 39 min ago
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“Crawzilla” was huge. Then scientists found an even bigger crayfish

Scientists found that North American crayfish seem to hit a biological size limit, possibly because of their muscles or protective shells.

ScienceDaily reports that scientists found that North American crayfish seem to hit a biological size limit, possibly because of their muscles or protective shells.

A nationwide search for giant crayfish uncovered a record-breaking Tennessee specimen and a surprising mystery about how big these freshwater creatures can grow.

This science story centres on the United States. Names and organisations mentioned in the coverage include Tennessee and North American.

Why it matters

Research developments are often early steps — further studies typically determine how significant they prove to be.

Key details

Location
United States · Americas
Reported by
ScienceDaily
First reported
Key names
Tennessee, North American
Section
Science

Sources

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Read the full story at ScienceDaily

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