Today I Learned …

They say money doesn’t grow on trees, but there’s a dog in Columbia that would certainly argue with that. The clever pup started paying for biscuits with tree leaves after seeing students give bank notes to a food stall attendant in exchange for tasty treats. He decided to try it for himself one day, and after getting the result he wanted, he’s been doing it ever since. (from Weird-Facts.org via Bored Panda)