Heermann's Gull vs Sooty Gull
Larus heermanni เปรียบเทียบกับ Larus hemprichii
Side-by-Side Comparison
| คุณสมบัติ | Heermann's Gull | Sooty Gull |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Larus heermanni | Larus hemprichii |
| อันดับ | Charadriiformes | Charadriiformes |
| วงศ์ตระกูล | Laridae | Laridae |
| สถานะการอนุรักษ์ | Near Threatened | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 67.2 cm (26.5 in) | 68.2 cm (26.9 in) |
| น้ำหนัก | 448.26666666666665 g (15.81 oz) | 455.0 g (16.05 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 1-2 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Near Threatened
Heermann's Gull
Least Concern
Sooty Gull
About These Birds
Heermann's Gull
Heermann's Gull, 46–51 cm, is distinctive — dark grey body, white head (breeding), red bill. Breeds almost entirely on Isla Rasa in the Gulf of California, then disperses north along the Pacific coast to British Columbia. Kleptoparasite; steals fish from Brown Pelicans. Near Threatened; range highly restricted.
Sooty Gull
Sooty Gull, 43–47 cm, breeds around the Red Sea, Persian Gulf, and Indian Ocean coasts. Sooty brown head and upper breast in breeding plumage, dark greenish bill with red and yellow tip. Omnivore; scavenges fish offal at ports and forages along rocky shores. Resident throughout year on breeding coasts.