Circus

Trivial name Latin name
Hen Harrier Circus cyaneus
Montagu`s Harrier Circus pygargus
Western Marsh Harrier Circus aeruginosus
Swamp Harrier Circus approximans
Pallid Harrier Circus macrourus

comparison of wing and tail configuration1

1 According to Hartmann (2000a, 2000b and 2016)