I think I saw a video of some bird puzzle where they have to tap the right thing with their beak to get a treat. It doesn't seem too far removed from entering

I think I saw a video of some bird puzzle where they have to tap the right thing with their beak to get a treat. It doesn't seem too far removed from entering a PIN code. I bet you could teach them to do that. Also, it doesn't seem unreasonable to think they would learn to insert a credit card into the machine given that they're good at manipulating sticks and stones and putting them into places.