Like humans, other animals also copy seemingly pointless behaviours from one another.- Behaviour 162 (2025) 459–476 “Micky! Check this out.” “Check what?” “You blind? That chick with a … skinny bendy thing … grassy thing … ” “A ‘blade’?” “Sticking out her ear. That is so hot.” “That’s hot?” “Out her ear, for chrissake! A ‘blade’! Dangling, wavin’ in the wind. And she knows it, you can tell, how she tosses her head. It dangles and she tosses and the thing waves. It’s like a whole new style. Those other chicks picking through that field? Lookin’ for something dangles? They’re…