› added 6 years ago

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TIL that Reese's peanut butter cups were also originally called "penny cups" since they cost just one cent each when Harry Burnett Reese first started selling them in 1928. The penny cups were so successful that Reese was able to sell them in 5-pound boxes to local retailers.

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QXRp TIL Pavlov’s student Horsley Gnatt trained a dog to anticipate food with one tone, punishment with another, then gradually made the tones increasingly similar. Nick the dog became so anxious, whenever reminded of the lab or the tones, it would get nervous erections and spontaneously ejaculate.
XyM8 TIL - The Only Japanese Who Survived the Titanic Lost His Job Because he was Known as a Coward in Japan for Not Dying With the Other Passengers
Ypnlv TIL The bottlenose dolphin sleeps by shutting down half its brain along with the opposite eye. The other half remains awake at a low level of alertness to watch for predators and to surface to breath. After about two hours it reverses the process so the other half can rest.
OaKg TIL there was a 20 meter shark that preyed regularly on whales and other large prey. They were such efficient killers that they ran out of food and had to resort to cannibalism, effectively eating themselves into extinction.
oBAZo TIL female kangaroos can be perpetually pregnant. While the young joey is nursing in her pouch, another embryo will put itself “on hold” until the new baby leaves the pouch, after which the inch-long newborn kangaroo will crawl up to and into the pouch.