Relict Gull vs Aleutian Tern
Larus relictus comparé à Onychoprion aleuticus
Side-by-Side Comparison
| Attribut | Relict Gull | Aleutian Tern |
|---|---|---|
| Nom scientifique | Larus relictus | Onychoprion aleuticus |
| Ordre | Charadriiformes | Charadriiformes |
| Famille | Laridae | Laridae |
| Statut de conservation | Vulnerable | Vulnerable |
| Longueur | — | — |
| Envergure | 67,0 cm (26.4 in) | 52,4 cm (20.6 in) |
| Poids | 516,75 g (18.23 oz) | 104,88 g (3.70 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Habitats partagés
Relict Gull only
Aucun(e)
Aleutian Tern only
Aucun(e)
Statut de conservation
Vulnerable
Relict Gull
Vulnerable
Aleutian Tern
About These Birds
Relict Gull
Relict Gull, 44–46 cm, is a Vulnerable species breeding on remote saline lakes in Mongolia and northern China. Black hood with white eye-crescents, red bill, red legs. Very poorly known outside breeding season; winters on Yellow Sea coasts. Threatened by drought and wetland degradation.
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.