Christmas Sandpiper vs Wilson's Phalarope
Prosobonia cancellata so với Steganopus tricolor
Side-by-Side Comparison
| Thuộc Tính | Christmas Sandpiper | Wilson's Phalarope |
|---|---|---|
| Tên Khoa Học | Prosobonia cancellata | Steganopus tricolor |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Scolopacidae | Scolopacidae |
| Tình Trạng Bảo Tồn | Extinct | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 25,6 cm (10.1 in) |
| Khối Lượng | 38,0 g (1.34 oz) | 78,0 g (2.75 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | -- | 4 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Christmas Sandpiper only
Không
Wilson's Phalarope only
Tình Trạng Bảo Tồn
Extinct
Christmas Sandpiper
Least Concern
Wilson's Phalarope
About These Birds
Christmas Sandpiper
Christmas Sandpiper: 18–20 cm, slender sandpiper endemic to Christmas Island in the Indian Ocean with brown-barred upperparts and pale underparts. Inhabits coastal rocky shores and forest interior. NT. Threatened by introduced yellow crazy ants and habitat modification. Sedentary island endemic. Invertebrate feeder.
Wilson's Phalarope
Wilson's Phalarope: 22–24 cm, largest phalarope with a very thin bill; females bright with rufous neck-stripe in breeding plumage. Breeds on prairie wetlands of western North America; migrates to saline and alkaline lakes of South America. Spins on water to stir up invertebrates. Females leave males to incubate. Polyandrous. Long-distance migrant.