Sharks, like other fish, have their reproductive organs in their chests.
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The elephant brain weighs about 6,000g.
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A 42-foot sperm whale has about 7 tons of oil in it.
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A lion in the wild usually makes no more than twenty kills a year.
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The largest breed of rabbit is the Flemish Giant.
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Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
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