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TIL that Poison Dart Frogs derive their toxicity from eating poisonous ants and termites in the wild, and that captive-bred Dart Frogs are essentially harmless, as their diets do not contain poisonous prey.

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v18p4 Disney keeps sharing its signature recipes.
Wk9eo TIL that the jesus nut, in some helicopter designs, is the single nut that holds the helicopters rotors to the body of the air craft. The term came around in the Vietnam War, one of the first conflicts to make use of helicopters.
BkGK TIL The Crown worn by Elizabeth II, has a Ruby which has been in the Crowns possession for 700 years and worn by King Henry V in the famous Battle of Agincourt 1415.
ORLe TIL the Sandbox Tree, also known as the Dynamite Tree, is covered in spikes, full of poison, and grows exploding fruits
xoDb TIL Denmark’s flag is the oldest flag currently in use, designed in 1219 and unchanged since