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TIL The biologist that made the term "Alpha Wolf" popular has since corrected his stance. Stating that most wolves who lead packs achieved their position by simply mating and creating their own pack.

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GAGk4 TIL in 2007 only 700 Florida snail kite birds remained because newly introduced invasive snails were too big to eat. From 2007 to 2017, these birds rapidly evolved 8-12% larger beaks because the smallest birds all starved to death. As of 2022 they have recovered to 3,000 individuals.
b9ORQ TIL Feral cats kill an estimated 466 million reptiles a year in Australia
R7Jv7 TIL about Simon the cat, the only cat to win the British Empire's medal for Gallantry and Devotion to Duty
5YN1D TIL About Paul von Lettow-Vorbeck, the "Lion of (East) Africa". He was a General for Imperial Germany under Wilhelm II during the First World War, known as one of the greatest Generals of WW1 he was "the only German Commander to successfully invade the British Empire during WW1"
PYrZO TIL in the 1920s Helene Adelaide Shelby patented a device to help obtain criminal confessions. The suspect was confronted by a human skeleton with glowing red eyes and the interrogator would talk through the skeleton via megaphone. A camera in the skull would record the confessions.