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TIL Birds have one important part of its digestive system, which is known as the gizzard - the primary purpose being to grind the foods that the bird has eaten.

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rNOQe TIL If people focus strongly on their goals, their Reticular Activating System (RAS) in the brainstem is actively working to provide them with specific information, facts, individuals who can assist, and opportunities to help achieve their goals.
b9Pp0 TIL:word mummy derives from Arabic word "mumiya" a substance which was used as a medicine .Bitumen, another substance was used in process of mummfication had a similar name"mumia".Europeans confused the words and thought "mumiya" refers to real mummies and thus started eating mummies as medicine
6Evlm TIL Georges Cuvier, the father of paleontology, established the idea of species becoming 'extinct' as a fact. Until the late 18th century, 'extinction' of species was unthinkable because god would not wipe out entire species he created for his divine plan.
Eg4oX TIL That the long term leader of East Germany, Erich Honecker, despite being a driving force behind the construction of the Berlin Wall and the order to shoot anyone attempting to flee to the West never served any prison time for his crimes.
78L8P TIL Actor Martin Sheen has been arrested more than 60 times for protesting