“Without prior trial and error behavior, a 7-year-old male Asian elephant showed spontaneous problem solving by moving a large plastic cube, on which he then stood, to acquire the food.”¹

“This video shows the elephant retrieving the cube from a non-visible placement.”

When the cube wasn’t around, he ad-libbed:

¹ Insightful Problem Solving In An Asian Elephant, PLOS One, August 2011