Ruff vs Amami Woodcock
Calidris pugnax so với Scolopax mira
Side-by-Side Comparison
| Thuộc Tính | Ruff | Amami Woodcock |
|---|---|---|
| Tên Khoa Học | Calidris pugnax | Scolopax mira |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Scolopacidae | Scolopacidae |
| Tình Trạng Bảo Tồn | Least Concern | Vulnerable |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 32,7 cm (12.9 in) | 37,9 cm (14.9 in) |
| Khối Lượng | 156,0 g (5.50 oz) | 473,0 g (16.68 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 3-4 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Ruff
Vulnerable
Amami Woodcock
About These Birds
Ruff
Ruff: 20–32 cm, highly sexually dimorphic sandpiper; breeding males grow an elaborate neck ruff in white, black, rufous, or barred patterns for lek displays. Breeds on wet Arctic and boreal meadows of Eurasia; winters in sub-Saharan Africa and South Asia. Female ('Reeve') plain brown. Feeds on invertebrates and seeds. Long-distance migrant.
Amami Woodcock
Amami Woodcock: 34–36 cm, large rufous woodcock endemic to the Ryukyu Islands of Japan (Amami-Oshima, Tokunoshima). Inhabits dense subtropical forest. Nocturnal; probes soil for earthworms. NT. Threatened by feral mongooses introduced for snake control and habitat loss. Sedentary island endemic. Similar to Eurasian Woodcock.