Bristle-thighed Curlew vs Grey-tailed Tattler

In short

The Bristle-thighed Curlew and Grey-tailed Tattler are both shorebirds, but they differ significantly in size and key features. The Bristle-thighed Curlew is larger with a distinctive long, decurved bill, while the Grey-tailed Tattler is smaller with a straight bill and more uniform grey plumage. These differences are most evident when observing the birds in their respective habitats.

Identification tips

1. Size and Bill Shape: Look for the larger size and long, decurved bill of the Bristle-thighed Curlew compared to the smaller size and straight bill of the Grey-tailed Tattler. 2. Plumage: Note the mottled brown plumage and bristle-like thigh feathers of the Curlew versus the uniform grey and white supercilium of the Tattler. 3. Habitat: Consider the habitat; Curlews are more likely on oceanic islands or tundra, while Tattlers prefer rocky shores. 4. Vocalization: Listen for the Curlew's melodious call versus the Tattler's rapid trill.

Size

The Bristle-thighed Curlew is significantly larger than the Grey-tailed Tattler.

Plumage

Bristle-thighed Curlew has a mottled brown plumage with bristle-like feathers on its thighs, while the Grey-tailed Tattler has a more uniform grey appearance with a white supercilium.

Behaviour

The Bristle-thighed Curlew is known for its unique behavior of becoming flightless during molt and using tools, while the Grey-tailed Tattler does not exhibit these behaviors.

Habitat

Bristle-thighed Curlew winters on oceanic islands and breeds in tundra regions, whereas the Grey-tailed Tattler is typically found along rocky shores and mudflats during migration.

Voice

The Bristle-thighed Curlew has a distinctive, melodious call, while the Grey-tailed Tattler's call is more of a rapid, high-pitched trill.