| Book name (en) | The Birds of Europe |
| Book volume | Vol.1 |
| Identifier | 1-33 |
| Gould Scientific name | Circus cyaneus |
| Scientific name | Circus cyaneus |
| Gould name (en) | Hen Harrier |
| Name (en) | Hen Harrier |
| Order | ACCIPITRIFORMES |
| Family | Accipitridae |
| Book name (en) | The Birds of Europe |
| Book volume | Vol.1 |
| Identifier | 1-33 |
| Gould Scientific name | Circus cyaneus |
| Scientific name | Circus cyaneus |
| Gould name (en) | Hen Harrier |
| Name (en) | Hen Harrier |
| Order | ACCIPITRIFORMES |
| Family | Accipitridae |