Heermann's Gull vs White-eyed Gull
Larus heermanni в сравнении с Larus leucophthalmus
Side-by-Side Comparison
| Характеристика | Heermann's Gull | White-eyed Gull |
|---|---|---|
| Научное название | Larus heermanni | Larus leucophthalmus |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Near Threatened | Least Concern |
| Длина | — | — |
| Размах крыльев | 67,2 cm (26.5 in) | 64,4 cm (25.4 in) |
| Масса | 448,26666666666665 g (15.81 oz) | 343,3333333333333 g (12.11 oz) |
| Питание | -- | -- |
| Размер кладки | 1-2 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Near Threatened
Heermann's Gull
Least Concern
White-eyed 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.
White-eyed Gull
White-eyed Gull, 39–43 cm, is restricted to the Red Sea and adjacent Aden Gulf. Slender black bill, black hood, yellow-green eye-ring. Piscivore; forages in rocky coastal waters and at fishing harbours. Small range concentrated in politically sensitive areas; Near Threatened. Resident year-round.