The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
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Only about 2% of the world population has green eyes.
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A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
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Lurch, a Watusi bull, had the largest horns in the world.
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There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
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You forget 90% of your dreams.
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The largest breed of rabbit is the Flemish Giant.
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