Earth Top 10 Most Dangerous Extinct Animals

9. Pterygotus – The Giant Sea Scorpion

Pterygotus – The Giant Sea Scorpion
source: Google

This terrifying sea scorpion lived nearly 467 million years ago.
It could grow up to 3 feet long and had sharp claws for grabbing prey.
It hunted fish and small creatures in the prehistoric oceans.

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