It may not be instinctive, but learned behavior. They're not dumb, they're apes, not that far from the evolutionary tree from us.
Hell, my cat knows when it's time to eat.
Hell, my cat knows when it's time to eat.
This feels more like a situation where the baboons realized that "these humans have yummy stuff" followed by "hey, and this is how we can distract them in order to grab it"
But, well, semantics...
It might mean that to you, but that's absolutely not what I meant to convey.