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TIL haggis is illegal in the US because one of its key ingredients is sheep lungs.

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JY181 Did you wake up today with a craving for clay, or dirt? That’s called pica, an abnormal craving for substances other than typical food. If you went ahead and acted on your impulse, it's probably a good idea to head over to your doctor’s office. Research indicates that in most cases this craving is a result of a mineral or vitamin deficiency. This brings us to this week’s Today I Learned, as National Geographic Society grantee and ornithologist Luke Powell explains why macaws regularly munch on South American rain forest clay. Yummy! All animals (including humans) need salt to live. Animals that live in the Amazon rain forest face a curious predicament due to the way the Andes mountain range affects weather coming from the Pacific Ocean. This geography results in an extreme lack of salt in the Amazon and, consequentially, some unique behaviors and appetites.EDITOR: Laurence AlexanderSERIES PRODUCER: Chris Mattle
b91ba TIL it is illegal for teachers to strike in 38 states in the US
J16g4 TIL about Vesna Vulović who survived a 6.3-mile fall after a bomb destroyed the plane she was a flight attendant on
nNYd TIL David Lunt was shot through the skull and brain by a revolver and not only lived after the shot, but also felt no pain from it. He died 67 days later and his autopsy revealed that the gunshot was what killed him. Coroners still don’t know how Lunt survived for so long and felt no pain.
ANRW7 TIL that Disney tried to change the film "Dead Poets Society" to be about dancing instead of poetry, and to rename it "Sultans of Swing".