Rock Sandpiper vs American Woodcock
Calidris ptilocnemis so với Scolopax minor
Side-by-Side Comparison
| Thuộc Tính | Rock Sandpiper | American Woodcock |
|---|---|---|
| Tên Khoa Học | Calidris ptilocnemis | Scolopax minor |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Scolopacidae | Scolopacidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 26,1 cm (10.3 in) | 26,0 cm (10.2 in) |
| Khối Lượng | 92,35 g (3.26 oz) | 192,0 g (6.77 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 4 | 3-4 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Rock Sandpiper only
American Woodcock only
Tình Trạng Bảo Tồn
Least Concern
Rock Sandpiper
Least Concern
American Woodcock
About These Birds
Rock Sandpiper
Rock Sandpiper: 20–23 cm, Pacific counterpart of Purple Sandpiper with dark streaking and yellow-based bill. Breeds on Aleutian Islands and Alaska tundra; winters on rocky shores of the North Pacific from Alaska to California and Kamchatka. Feeds on invertebrates among wave-washed rocks. Short-distance migrant. Closely related to Purple Sandpiper.
American Woodcock
American Woodcock: 25–31 cm, rotund crepuscular wader with cryptic dead-leaf plumage, large eyes set high on the head, and an extremely long flexible bill for probing earthworms. Inhabits moist woodland and shrubby margins in eastern North America; winters in southern US. Famous for spiralling courtship 'sky dance.' Migratory.