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TIL: As human mammals we are phylogenetically classified as Deuterostomes, meaning that we evolved as embryos from our anus, outwards. The first step in Blastocyst evolution is Gastrulation; to create our own digestive system from anus to mouth.

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XEvp6 TIL of Arek Hersh, a Jewish man who survived the Holocaust as a child. At the age of 14, he was sent to Auschwitz-Birkenau. He was tattooed with the number B7608 and had his only photographs of his family ripped away from him. The Holocaust killed 81 members of his family. Only his sister survived.
QaBe Today I learned that Florida US Rep Alcee Hastings was impeached as a federal judge for bribery and perjury and was elected to Congress 4 years later.
16ZNX TIL that the Invisible rail (Habroptila wallacii) is native to to the island of Halmahera, Indonesia. It is not actually invisble, just difficult to spot.
bE4p TIL The reason humans dislike nails on a chalkboard is due to an evolutionary response. The sound frequency emitted is at / around that of a human scream.
Brr1D TIL chickens used to be fitted with rose tinted glasses to reduce instances of chicken cannibalism and to help prevent attacks on injured birds.