Slender-billed Gull vs Heermann's Gull
Larus genei в сравнении с Larus heermanni
Side-by-Side Comparison
| Характеристика | Slender-billed Gull | Heermann's Gull |
|---|---|---|
| Научное название | Larus genei | Larus heermanni |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Near Threatened |
| Длина | — | — |
| Размах крыльев | 60,2 cm (23.7 in) | 67,2 cm (26.5 in) |
| Масса | 285,0 g (10.05 oz) | 448,26666666666665 g (15.81 oz) |
| Питание | -- | -- |
| Размер кладки | 2-3 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Slender-billed Gull
Near Threatened
Heermann's Gull
About These Birds
Slender-billed Gull
Slender-billed Gull, 37–40 cm, breeds in Mediterranean and Black Sea saltmarshes and lagoons, wintering on West African coasts. Distinctive long slender bill gives a front-heavy profile; white head lacking hood, pinkish-white underparts. Feeds on fish and invertebrates in shallow coastal waters.
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.