91
/ 100
True
47 million years ago, whales had legs and lived on land and in the sea.
Infact verdict: True (91/100).
The claim that whales had legs and lived both on land and in the sea about 47 million years ago is supported by multiple sources. Evidence indicates that early ancestors of whales, such as Ambulocetus, were amphibious and lived during this period. These ancestors had legs and could walk on land as well as swim, supporting the claim's accuracy.
How is this score determined? →Individual claims
91
True
Science
About 47 million years ago, whales had legs and lived both on land and in the sea.
The claim is supported by evidence from multiple sources indicating that early whale ancestors like Ambulocetus were amphibious and lived around 47 million years ago. These ancestors had legs and could live both on land and in the sea. Sources such as Biology Insights and the Natural History Museum corroborate this evolutionary history.
Fact Check Score
None
Fact Check Weight
0
Web Consensus Score
90
Web Consensus Weight
40
Source Quality Score
85
Source Quality Weight
20
Llm Reasoning Score
80
Llm Reasoning Weight
40
Llm Reasoning Score Raw
80
Weighted Total
91
Evidence Summary
3 web sources corroborate the claim.