I know from personal experience that Australian Magpies, while not physically able to laugh, are quite capable of a corvid equivalent. - A tiding of about 6 magpies (typical tribe size), sitting in a line of a fence watching a stupid pee-wee trying to do a typically Magpie swoop (on me) and reacting with obvious shared amusement when it failed spectacularly!
Biting the hand that feeds IT
