Alpine chough American Crow Australian raven Azure jay Azure-winged magpie Black-billed magpie Black-chested jay Black-collared jay Blue jay Brown jay Brown-necked raven Cape Crow Carrion Crow Chihuahuan raven Clark's nutcracker Common Raven Curl-crested jay Eurasian Jay Eurasian magpie Gray Jay Green Jay Green Magpie Grey treepie Hooded Crow