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TIL Dogs have evolved to understand human laughter

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0w1oy TIL that most mammals take 12 seconds to poop, no matter their size. Larger animals have bigger feces, but also excrete more mucus, accelerating defecation. It is speculated speedy voiding is helpful in avoiding predators.
e5D5 TIL after several overburdened hospitals turned away a 22yo woman’s 4 Ebola-stricken family members, the Liberian woman fashioned protective equipment out of plastic garbage bags and treated them herself for 2 weeks. Three of the Four family members survived.
VMOVG TIL that in 1920s, a famine struck Russia and forced people to eat raw seeds, grass, dirt, dogs, cats and leather horse harnesses. At its peak, people eat and sell human body parts as meat. Despite reports of cannibalism, the police took no action as it was deemed a legitimate method of survival.
6EVyX TIL that in 1986, when a five year old boy fell into a gorilla enclosure and lost consciousness, a male gorilla named Jambo stood between the boy and the other gorillas in a protective gesture, he even stroke the boy's back. This incident helped create a positive public perception of gorillas.
neG1b TIL Tears caused by sadness, happiness, and onions look different under a microscope.