The first oranges were not orange color!

The first oranges came from Southeast Asia. They were a hybrid of tangerine and pomelo and were green color! In warmer regions such as Vietnam and Thailand, oranges are still green during the full ripening period.

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Tangerines have incredible anti-aging benefits.

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Yawning is not only contagious to humans, but dogs as well. “Catching” someone’s yawn may be tied to feelings of empathy, which suggests that dogs may be able to empathize with their human companions.

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The most poisonous tree in the world is the manchineel tree, which is native to Florida. If eaten, its fruit can kill a person. Additionally, standing under the tree during a rainstorm can cause blisters, and the smoke from a burning tree can blind you.

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A man survived in a sunken ship for nearly three days – 270 feet underwater, in pitch darkness, while listening to fish eat the corpses of his shipmates

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The sperm of a mouse is actually longer than the sperm of an elephant.

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A Finger with nerve damage won’t wrinkle under water.

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Your thigh bone is stronger than concrete.

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In Beijing, a service known as "jam-busting" assists drivers stuck in traffic.

Two individuals arrive on a motorcycle; one transports the driver to their destination, while the other drives the car through the congestion.

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Pennsylvania was the first colony to legalize witchcraft.

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The hagfish is the only animal that has a skull but no spine.

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Diamonds aren't actually rare. It's all a marketing strategy.

Mine owners created the false scarcity so they could get wealthy. Scientists estimate that there is one quadrillion tons of diamonds inside of the Earth. Which is enough to give every human on the planet a cupful.

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Only two animals can see behind them without turning their heads. 

This is a parrot and a rabbit.

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A pregnant guinea pig may change her mind about becoming a mother, then the cubs are absorbed inside or preserved for several years.

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The Fear of eating with other people or in public is known as “Deipnophobia”.

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There exist contact lenses that are worn overnight to reshape the cornea, providing clear vision during the day without the need for glasses or contacts.

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Killdeer birds fake injuries to fool predators. The species will feign being injured in order to lure predators toward them and away from their nest of offspring. When the predator gets close enough, the killdeer miraculously “recovers” and beats a hasty retreat.

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Lobster bladders and other associated urinary glands are located in their heads, not in their tails.

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It takes a chicken 24 to 26 hours to produce an egg.

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Only 11 people have been born in Antarctica in history.

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The Colorado River, flowing through Glen Canyon, forms a horseshoe-shaped bend, which is a world-famous natural landmark.

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