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TIL: Since whales can use echolocation to see under the skin, males of some species of whales have evolved internal "antlers" to impress the lady whales.

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Nnde TIL that the Bayanzi tribe of the Congo would execute via decapitation with a twist. While alive, the head of the condemned would be connected to a springy sapling so that when it was cut off, it would be thrown through the air “With the force of a bomb”.
6EleZ TIL The phrase "the customer is always right" was coined by indigent Prussian migrant who worked in the hotel industry, invented room service, became a multi-millionaire, bought an island and built a castle for his beloved wife. Wife died before completion, and he never set foot on the island again
4DNo TIL A&W introduced a burger that was bigger and less expensive than McDonald’s Quarter Pounder, but it failed because customers assumed 1/3 was less than ¼.
pbZG TIL Gregory Peck was offered the role of Grandpa Joe in the 2005 remake of Charlie and the Chocolate Factory. He passed away while the movie was still in development
Z8jwD TIL the key to American victory in the Revolutionary War was the 75-ton “Great Chain” that stretched across the Hudson River to prevent the British from moving inland. It was such an obstacle, they paid Benedict Arnold £20,000 for the plans to the Chain’s main defenses, at Fort West Point