Montagu's Harrier vs Eurasian Goshawk

In short

Montagu's Harrier and Eurasian Goshawk can be distinguished by their size, structure, and behavior. The harrier is more slender and graceful in flight, often seen gliding low over open fields, while the goshawk is bulkier with powerful, direct flight, typically in wooded areas.

Identification tips

1. Flight Style: Montagu's Harrier has a more buoyant, gliding flight compared to the goshawk's powerful, direct flight. 2. Habitat: Look for Montagu's Harrier in open fields and marshes, while goshawks are more likely in wooded areas. 3. Plumage Details: Note the goshawk's bold supercilium and barred underparts, which are absent in harriers. 4. Size and Structure: The goshawk is larger and bulkier, with a broader wingspan and more robust build.

Size

The Eurasian Goshawk is larger and more robust, with a wingspan of 98-104 cm, compared to the more slender Montagu's Harrier with a wingspan of 97-115 cm.

Plumage

Montagu's Harrier males have a distinctive grey plumage with black wingtips, while females and juveniles are brown with a white rump. Eurasian Goshawks have a striking barred pattern on the underparts and a bold white supercilium, which is absent in harriers.

Behaviour

Montagu's Harrier is known for its low, buoyant flight over open fields, often seen quartering for prey. In contrast, the Eurasian Goshawk is a powerful, agile hunter, often seen flying through wooded areas or perching silently.

Habitat

Montagu's Harrier prefers open habitats such as grasslands and marshes, while the Eurasian Goshawk is typically found in dense forests and woodland edges.

Voice

Vocalizations are not a primary distinguishing feature in the field; however, goshawks are known for their loud, harsh calls, especially during breeding season.