A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
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It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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The reindeer is the only mammal that can see UV light.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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Bats sleep 18-20 hours per day.
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