Brown-hooded Gull vs Aleutian Tern
Larus maculipennis comparé à Onychoprion aleuticus
Side-by-Side Comparison
| Attribut | Brown-hooded Gull | Aleutian Tern |
|---|---|---|
| Nom scientifique | Larus maculipennis | Onychoprion aleuticus |
| Ordre | Charadriiformes | Charadriiformes |
| Famille | Laridae | Laridae |
| Statut de conservation | Least Concern | Vulnerable |
| Longueur | — | — |
| Envergure | 58,2 cm (22.9 in) | 52,4 cm (20.6 in) |
| Poids | 364,5 g (12.86 oz) | 104,88 g (3.70 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1-4 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Habitats partagés
Brown-hooded Gull only
Aucun(e)
Aleutian Tern only
Aucun(e)
Statut de conservation
Least Concern
Brown-hooded Gull
Vulnerable
Aleutian Tern
About These Birds
Brown-hooded Gull
Brown-hooded Gull, 35–38 cm, breeds on freshwater lakes and coastal areas of southern South America from Chile to Argentina. Reddish bill, brown-chocolate hood in breeding plumage. Coastal and inland omnivore; follows fishing boats and ploughs. Winters north along both coasts.
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.