Silver Gull vs Saunders's Gull
Larus novaehollandiae เปรียบเทียบกับ Saundersilarus saundersi
Side-by-Side Comparison
| คุณสมบัติ | Silver Gull | Saunders's Gull |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Larus novaehollandiae | Saundersilarus saundersi |
| อันดับ | Charadriiformes | Charadriiformes |
| วงศ์ตระกูล | Laridae | Laridae |
| สถานะการอนุรักษ์ | Least Concern | Vulnerable |
| ความยาว | — | — |
| กว้างปีก | 55.5 cm (21.9 in) | 54.8 cm (21.6 in) |
| น้ำหนัก | 285.3333333333333 g (10.06 oz) | 195.0 g (6.88 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 1-5 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Least Concern
Silver Gull
Vulnerable
Saunders's Gull
About These Birds
Silver Gull
Silver Gull, 36–44 cm, is Australia's most familiar gull, present year-round on all coasts and increasingly inland. White body, grey mantle, red bill and legs. Opportunistic omnivore; thrives on human food waste and follows fishing boats. Expanding range inland as irrigation provides new habitat.
Saunders's Gull
Saunders's Gull, 29–32 cm, is a Vulnerable gull breeding in coastal saltmarshes of China and Korea, wintering along East Asian coasts to Vietnam. Black hood in breeding plumage, white wing-tip mirrors. Feeds on crustaceans and invertebrates in tidal mudflats. Threatened by reclamation of Yellow Sea tidal flats.