› added 7 years ago

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TIL that domestic cats are responsible for the global extinction of 33 animal species

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X0A9X TIL that chimney swifts breed in North America, but their wintering location was unknown in 1944. It was discovered when an indigenous Peruvian was seen wearing a necklace made out of the bands scientists had tied to the birds’ legs to track them.
9wYp6 TIL that the Creatonotos gangis moth spreads pheromones using long appendages called hair-pencils.
P8jg TIL that in response to the United States buying the Philippines from Spain for $20 million, Andrew Carnegie personally offered $20 million to the Philippines so that the Filipino people could buy their independence back from the United States.
OwDL TIL that old-fashioned (1930s) bar tenders wore arm-bands to adjust the lengths of their sleeves. In those days, most men’s shirts came ready made with a single length extra long sleeve.
JYLWk TIL that males and females finish urination differently. Specifically, males contract a muscle called the bulbospongiosus several times to empty the urethra, whereas the female urethra is emptied by gravity, and females do not use this muscle to 'squeeze' out the urine like males do.