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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- What is the "10% rule" in ecology?
“Only about 10% of the energy at one level of a food chain passes to the next. That's why food chains rarely go beyond four or five levels.”
Reference: Encyclopaedia Britannica
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