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TIL that Caesar was just a normal family name that originally meant ‘having thick hair’. Due to the exploits of Julius Caesar it became a generic title for Roman emperors and then influenced other languages like German (Kaiser), Russian (Tsar), and Arabic (Qayṣar)

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via reddit.com

gr5wL TIL that the Oʻahu ʻakialoa bird - a species of Hawaiian honey creeper- went extinct because of a strain of bird flu that was passed by mosquitoes.
0dQP5 TIL about Biofouling, the accumulation of organisms (such as barnacles) where they are not wanted (such as on ship hulls) that causes degradation to the primary purpose of the item. Biofouling can require up to 40% more fuel to compensate for increased drag and reduced speeds.
x6OD5 TIL that sloths can hold their breath underwater for up to 40 minutes, far surpassing dolphins, who can only manage about 10 minutes. Their secret? A super slow metabolism and specialized lungs that allow them to conserve oxygen and avoid predators even in water.
9YNpB TIL that throughout each of Quentin Tarantino’s productions, he would have his actors turn to the camera and say “Hello, Sally!” as a nod to Sally Menke, who’d edited every one of his films until she passed away in 2010.
wLpEY TIL the founder of the high fashion brand Gucci was named Guccio Gucci