Relict Gull vs Aleutian Tern
Larus relictus comparado com Onychoprion aleuticus
Side-by-Side Comparison
| Atributo | Relict Gull | Aleutian Tern |
|---|---|---|
| Nome científico | Larus relictus | Onychoprion aleuticus |
| Ordem | Charadriiformes | Charadriiformes |
| Família | Laridae | Laridae |
| Estado de conservação | Vulnerable | Vulnerable |
| Comprimento | — | — |
| Envergadura | 67,0 cm (26.4 in) | 52,4 cm (20.6 in) |
| Peso | 516,75 g (18.23 oz) | 104,88 g (3.70 oz) |
| Dieta | -- | -- |
| Tamanho da postura | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Relict Gull only
Nenhum
Aleutian Tern only
Nenhum
Estado de conservação
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.