What's the Most Outlandish Fact That You Know?

Blue whale's tongue weighs as much as an elephant

Blue whales, which are the largest animals known to have lived on the Earth, have tongues that can weigh as much as an elephant, at about 2,700 kilograms. The blue whale itself can weigh up to 1,80,000 kilograms. Also listed among Earth's longest-lived animals, the average lifespan of a blue whale is estimated to be around 80 to 90 years.
 
I had secret security clearances in the military and now days I see what I knew as secret is taught in schools and common knowledge.
 
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