Have you ever come across the story of a gorilla who could "talk" to humans using sign language, played with kittens, cracked jokes, knew how to drive a car, and mastered over 1,000 words? Now, imagine this: the same gorilla also contemplated the concept of death and left behind a haunting message before her final goodbye. Today, I’m going to share the extraordinary tale of Koko—a gorilla who challenged everything we thought we knew about the line separating human and animal intelligence.