Vega Gull vs Aleutian Tern
Larus vegae verglichen mit Onychoprion aleuticus
Side-by-Side Comparison
| Merkmal | Vega Gull | Aleutian Tern |
|---|---|---|
| Wissenschaftlicher Name | Larus vegae | Onychoprion aleuticus |
| Ordnung | Charadriiformes | Charadriiformes |
| Familie | Laridae | Laridae |
| Erhaltungsstatus | Not Evaluated | Vulnerable |
| Länge | — | — |
| Flügelspannweite | — | 52,4 cm (20.6 in) |
| Gewicht | 1231,75 g (43.45 oz) | 104,88 g (3.70 oz) |
| Ernährung | -- | -- |
| Gelegegröße | -- | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Gemeinsame Lebensräume
Vega Gull only
Aleutian Tern only
-
Erhaltungsstatus
Not Evaluated
Vega Gull
Vulnerable
Aleutian Tern
About These Birds
Vega Gull
Vega Gull, 55–68 cm, breeds in Siberia and winters on Pacific coasts from Japan to China. Formerly considered a subspecies of Herring Gull; slightly darker grey mantle, pink-fleshed orbital ring. Omnivore; scavenges at ports and forages along rocky coasts. Migratory; common in East Asian harbours in winter.
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.