This reminds me of the guy who built a vending machine for crows, and trained wild crows to actually deposit money to buy peanuts. He gave a TED talk about it

This reminds me of the guy who built a vending machine for crows, and trained wild crows to actually deposit money to buy peanuts. He gave a TED talk about it back in 2008: https://www.ted.com/talks/joshua_klein_a_thought_experiment_on_the_intelligence_of_crows https://www.ted.com/talks/joshua_klein_a_thought_experiment_...