Belcher's Gull vs Aleutian Tern
Larus belcheri comparado con Onychoprion aleuticus
Side-by-Side Comparison
| Atributo | Belcher's Gull | Aleutian Tern |
|---|---|---|
| Nombre científico | Larus belcheri | Onychoprion aleuticus |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Least Concern | Vulnerable |
| Longitud | — | — |
| Envergadura | 73,0 cm (28.7 in) | 52,4 cm (20.6 in) |
| Peso | 642,5 g (22.66 oz) | 104,88 g (3.70 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservación
Least Concern
Belcher's Gull
Vulnerable
Aleutian Tern
About These Birds
Belcher's Gull
La gaviota de Belcher es una gaviota de tamaño mediano que habita en las costas del Pacífico de América del Sur, desde Perú hasta Argentina.
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.