Infact
79 / 100
Mostly True

The text compares the weight of elephants to the tongue of a blue whale, stating that blue whales are the largest creatures known, with a weight of up to 200 tons and a tongue weighing up to 4 tons. Forest elephants weigh up to 2.7 tons.

Infact verdict: Mostly True (79/100).

The claims about blue whales and elephants are largely supported by evidence. Blue whales are indeed the largest animals known, with weights reaching up to 200 tons. Their tongues can weigh up to 4 tons, which is more than many elephants, particularly forest elephants that weigh up to 2.7 tons. The claim about a blue whale gaining 200 tons is incorrect; they weigh up to 200 tons, not gain that much weight.

September 13, 2026 Language: en 5 claims analyzed
How is this score determined? →

Individual claims

91
True Science
Many elephants weigh less than the tongue of a blue whale.
The evidence shows that a blue whale's tongue can weigh between 2.7 to 4 tons, which is more than many elephants, especially forest elephants that weigh up to 2.7 tons. Multiple sources corroborate this information.
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 confirm the claim.
95
True Science
Blue whales are the largest creatures ever known to us.
Blue whales are confirmed by multiple high-quality sources to be the largest animals ever known, reaching up to 200 tons in weight.
Fact Check Score None
Fact Check Weight 0
Web Consensus Score 95
Web Consensus Weight 40
Source Quality Score 95
Source Quality Weight 20
Llm Reasoning Score 90
Llm Reasoning Weight 40
Llm Reasoning Score Raw 90
Weighted Total 95
Evidence Summary 3 high-quality sources confirm the claim.
20
Mostly False Science
A blue whale can gain up to 200 tons of weight.
The claim is incorrect. Blue whales can weigh up to 200 tons, but they do not gain 200 tons of weight. This is a misunderstanding of their maximum weight capacity.
Fact Check Score None
Fact Check Weight 0
Web Consensus Score 10
Web Consensus Weight 40
Source Quality Score 10
Source Quality Weight 20
Llm Reasoning Score 10
Llm Reasoning Weight 40
Llm Reasoning Score Raw 10
Weighted Total 20
Evidence Summary 3 sources confirm the maximum weight but not the gain.
94
True Science
A blue whale's tongue can gain up to 4 tons.
The evidence supports that a blue whale's tongue can weigh up to 4 tons, which is consistent across multiple sources.
Fact Check Score None
Fact Check Weight 0
Web Consensus Score 90
Web Consensus Weight 40
Source Quality Score 90
Source Quality Weight 20
Llm Reasoning Score 90
Llm Reasoning Weight 40
Llm Reasoning Score Raw 90
Weighted Total 94
Evidence Summary 3 sources confirm the tongue weight.
95
True Science
Forest elephants weigh up to 2.7 tons.
The claim is supported by multiple reliable sources stating that forest elephants weigh up to 2.7 tons.
Fact Check Score None
Fact Check Weight 0
Web Consensus Score 95
Web Consensus Weight 40
Source Quality Score 95
Source Quality Weight 20
Llm Reasoning Score 90
Llm Reasoning Weight 40
Llm Reasoning Score Raw 90
Weighted Total 95
Evidence Summary 3 high-quality sources confirm the weight.

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