Kelp Gull vs Aleutian Tern
Larus dominicanus verglichen mit Onychoprion aleuticus
Side-by-Side Comparison
| Merkmal | Kelp Gull | Aleutian Tern |
|---|---|---|
| Wissenschaftlicher Name | Larus dominicanus | Onychoprion aleuticus |
| Ordnung | Charadriiformes | Charadriiformes |
| Familie | Laridae | Laridae |
| Erhaltungsstatus | Least Concern | Vulnerable |
| Länge | — | — |
| Flügelspannweite | 80,4 cm (31.7 in) | 52,4 cm (20.6 in) |
| Gewicht | 955,8333333333334 g (33.72 oz) | 104,88 g (3.70 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Kelp Gull
Vulnerable
Aleutian Tern
About These Birds
Kelp Gull
Kelp Gull, 54–65 cm, is the dominant large gull of the Southern Hemisphere, found on all sub-Antarctic and southern temperate coasts. Jet-black back, white body, yellow bill with red spot. Omnivore; forages on rocky shores, follows fishing boats, and preys on penguin eggs. Resident and sedentary.
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.