Circus cyaneus (bird)
Mass: 17.3 g
Latitudinal range: 40.9° to 47.5°
Found in two samples
France: Romain-la-Roche (Middle Pleistocene)
United States: Hulme Site (Holocene)
Size measurements:
| body mass | 359 g | N = 0 | |
| body mass | 300 g | N = 0 |
See also Circus, Circus aeruginosus, Circus maurus, Circus pygargus