The elephant brain weighs about 6,000g.
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The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
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The head of a jellyfish is called the "Bell."
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A lion in the wild usually makes no more than twenty kills a year.
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A group of unicorns is called a blessing.
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In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
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