Fu Manchu not only found an object and used it as a tool, but he also knew to hide the tool so the zookeepers wouldn’t find it. He even had the foresight to time his escapes so that the zookeepers wouldn’t be around!
Fu Manchu seems to have engaged in actual deception. Deception requires that the deceiver has some idea what the other individual is thinking, and having the foresight to plan accordingly. But is that possible?