The topography of what play looks like in birds varies from species to species, but it shows up when resources are plentiful and the individual is unstressed. So a hawk’s version of “play” is very different than a corvid’s or a parrot’s, just as ours is different than a dog’s. We interact with the environment in completely different ways, with opposable thumbs vs a strong long jaw. Most importantly perhaps, play is expensive and potentially life threatening. It draws attention to the players. So