Franklin's Gull vs Aleutian Tern
Larus pipixcan verglichen mit Onychoprion aleuticus
Side-by-Side Comparison
| Merkmal | Franklin's Gull | Aleutian Tern |
|---|---|---|
| Wissenschaftlicher Name | Larus pipixcan | Onychoprion aleuticus |
| Ordnung | Charadriiformes | Charadriiformes |
| Familie | Laridae | Laridae |
| Erhaltungsstatus | Least Concern | Vulnerable |
| Länge | — | — |
| Flügelspannweite | 55,9 cm (22.0 in) | 52,4 cm (20.6 in) |
| Gewicht | 279,8333333333333 g (9.87 oz) | 104,88 g (3.70 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Gemeinsame Lebensräume
Franklin's Gull only
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Aleutian Tern only
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Erhaltungsstatus
Least Concern
Franklin's Gull
Vulnerable
Aleutian Tern
About These Birds
Franklin's Gull
Franklin's Gull, 32–36 cm, makes one of the longest overland migrations of any gull, breeding on prairie marshes of North America and wintering on Pacific coasts of South America — a journey of 12,000+ km. Rosy-flushed underparts in spring; black hood with distinctive white eye-crescents. Insectivore.
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.