Brown-headed Gull vs Glaucous-winged Gull
Larus brunnicephalus в сравнении с Larus glaucescens
Side-by-Side Comparison
| Характеристика | Brown-headed Gull | Glaucous-winged Gull |
|---|---|---|
| Научное название | Larus brunnicephalus | Larus glaucescens |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Least Concern |
| Длина | — | — |
| Размах крыльев | 66,8 cm (26.3 in) | 82,4 cm (32.4 in) |
| Масса | 584,0 g (20.60 oz) | 1095,0166666666667 g (38.63 oz) |
| Питание | -- | -- |
| Размер кладки | 1-4 | 1-6 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Brown-headed Gull
Least Concern
Glaucous-winged Gull
About These Birds
Brown-headed Gull
Brown-headed Gull, 41–46 cm, breeds at high-altitude Tibetan lakes and Central Asian wetlands, wintering on coasts from India to Southeast Asia. Brown hood in breeding plumage; white wing mirrors. Piscivore and invertivore; follows fishing activity in coastal bays.
Glaucous-winged Gull
Glaucous-winged Gull, 56–68 cm, is the common large gull of the North Pacific from Alaska to California. Distinctive pale grey wing tips (not black) give a uniform grey appearance. Omnivore; forages on rocky shores and at harbours. Hybridises with Western, Herring, and Glaucous Gulls.