Western Gull vs Aleutian Tern
Larus occidentalis comparado con Onychoprion aleuticus
Side-by-Side Comparison
| Atributo | Western Gull | Aleutian Tern |
|---|---|---|
| Nombre científico | Larus occidentalis | Onychoprion aleuticus |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Least Concern | Vulnerable |
| Longitud | — | — |
| Envergadura | 79,5 cm (31.3 in) | 52,4 cm (20.6 in) |
| Peso | 957,5 g (33.77 oz) | 104,88 g (3.70 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1-5 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservación
Least Concern
Western Gull
Vulnerable
Aleutian Tern
About These Birds
Western Gull
La gaviota occidental es una gaviota grande que habita exclusivamente en la costa del Pacífico de América del Norte, desde British Columbia hasta Baja California.
Aleutian Tern
Aleutian Tern, 32–34 cm, breeds colonially in Alaska and Russian Far East, wintering in Southeast Asian waters — one of the most poorly tracked migrations among seabirds. Dark grey above, white below, black cap with white forehead. Piscivore; dives for small fish. Near Threatened.