Franklin's Gull vs Aleutian Tern
Larus pipixcan comparé à Onychoprion aleuticus
Side-by-Side Comparison
| Attribut | Franklin's Gull | Aleutian Tern |
|---|---|---|
| Nom scientifique | Larus pipixcan | Onychoprion aleuticus |
| Ordre | Charadriiformes | Charadriiformes |
| Famille | Laridae | Laridae |
| Statut de conservation | Least Concern | Vulnerable |
| Longueur | — | — |
| Envergure | 55,9 cm (22.0 in) | 52,4 cm (20.6 in) |
| Poids | 279,8333333333333 g (9.87 oz) | 104,88 g (3.70 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Habitats partagés
Franklin's Gull only
Aucun(e)
Aleutian Tern only
Aucun(e)
Statut de conservation
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.