Dolphin Gull vs Aleutian Tern
Larus scoresbii dibandingkan dengan Onychoprion aleuticus
Side-by-Side Comparison
| Atribut | Dolphin Gull | Aleutian Tern |
|---|---|---|
| Nama Ilmiah | Larus scoresbii | Onychoprion aleuticus |
| Ordo | Charadriiformes | Charadriiformes |
| Famili | Laridae | Laridae |
| Status Konservasi | Least Concern | Vulnerable |
| Panjang | — | — |
| Rentang Sayap | 64,6 cm (25.4 in) | 52,4 cm (20.6 in) |
| Berat | 519,0 g (18.31 oz) | 104,88 g (3.70 oz) |
| Diet | -- | -- |
| Ukuran Sarang | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Status Konservasi
Least Concern
Dolphin Gull
Vulnerable
Aleutian Tern
About These Birds
Dolphin Gull
Dolphin Gull, 42–45 cm, is restricted to the coasts of southern South America, the Falkland Islands, and Tierra del Fuego. Adults have a blood-red bill and legs; plumage varies from grey to brownish with age. Scavenges on marine mammal placentas, carrion, and penguin colonies. Resident.
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.