What is the world's largest fish?
The harmless whale shark holds the title of largest fish, with the record being a 59 footer captured in Thailand in 1919.
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- How did the Industrial Revolution change moth colors?
“During the Industrial Revolution, soot darkened trees in England, and dark-colored peppered moths became more common because they were better camouflaged, a famous example of natural selection.”
Reference: Natural History Museum, London
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