Red Knot vs Amami Woodcock
Calidris canutus so với Scolopax mira
Side-by-Side Comparison
| Thuộc Tính | Red Knot | Amami Woodcock |
|---|---|---|
| Tên Khoa Học | Calidris canutus | Scolopax mira |
| Bộ | Charadriiformes | Charadriiformes |
| Họ | Scolopacidae | Scolopacidae |
| Tình Trạng Bảo Tồn | Near Threatened | Vulnerable |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 32,9 cm (13.0 in) | 37,9 cm (14.9 in) |
| Khối Lượng | 187,0 g (6.60 oz) | 473,0 g (16.68 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 3-4 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Red Knot only
Amami Woodcock only
Tình Trạng Bảo Tồn
Near Threatened
Red Knot
Vulnerable
Amami Woodcock
About These Birds
Red Knot
Red Knot: 23–26 cm, robust sandpiper with brick-red breeding plumage; one of the most remarkable long-distance migrants, travelling up to 15,000 km between Arctic breeding grounds and South American or Australian wintering shores. NT. Threatened by horseshoe crab egg depletion at Delaware Bay staging sites. Key refuelling stops critical.
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.