🚪 The door to the dining area of the Alcobaça Monastery in Portugal was made narrow

So that monks who had gained weight were forced to observe fasting.

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The throat of a blue whale, the largest animal on Earth, has a diameter of only 10-20 cm.

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In human gestation, we briefly develop fish-like and amphibian-like kidneys before the final third stage of kidneys forms (which are the ones we keep). This shows our evolutionary past in embryonic development.

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To encourage more men to assume a greater share of care-giving responsibilities, Norwegian law states that 14 weeks of parental leave is reserved for fathers. Norway is the first country to introduce compulsory paternity leave.

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If you shine a black light on a person with Vitiligo, (the de-pigmenting skin condition Michael Jackson had) their skin will glow yellow, green, or blue.

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Zebras and ostriches often live together to protect each other from predators. The ostrich can see much better than the zebra, while the zebra can hear or smell danger better than the ostrich.

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The man with the lowest voice in the world, Tim Storms, can produce sounds that our ears cannot hear.

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Cats can become addicted to tuna and refuse to eat anything else. Veterinarians refer to these cats as ‘tuna junkies.’

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The smell of rain is caused by gases released by bacteria living in the soil, reacting to the rainwater that seeps into the ground.

This smell has its own name - petrichor.

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Rio de Janeiro was once capital of Portugal, making it the only European capital outside of Europe.

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The feeling of constant busyness makes people happier, helps them feel useful to others, and maintain a positive attitude.

Remember this the next time you feel like complaining to someone about a ton of ongoing tasks.

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Hematidrosis is an extremely rare illness that causes a patient to sweat blood. It occurs when the capillary blood capillaries that supply the sweat glands break. Symptoms include blood oozing from the umbilicus, nails, forehead, and other skin areas.

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The fastest pit stop in the world: just 1.82 seconds.

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The term “Sweet Death” refers to dying of hypothermia, because you feel an innocent desire to lie down and sleep. A certain feeling of wellness overcomes you and with a sardonic ‘Mona Lisa’ smile on your face, you die.

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