Brown-headed Gull vs Sandwich Tern
Larus brunnicephalus verglichen mit Thalasseus sandvicensis
Side-by-Side Comparison
| Merkmal | Brown-headed Gull | Sandwich Tern |
|---|---|---|
| Wissenschaftlicher Name | Larus brunnicephalus | Thalasseus sandvicensis |
| Ordnung | Charadriiformes | Charadriiformes |
| Familie | Laridae | Laridae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 66,8 cm (26.3 in) | 57,7 cm (22.7 in) |
| Gewicht | 584,0 g (20.60 oz) | 223,5 g (7.88 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1-4 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Brown-headed Gull
Least Concern
Sandwich Tern
About These Birds
Brown-headed Gull
Brown-headed Gull, 41–46 cm, breeds at high-altitude Tibetan lakes and Central Asian wetlands, wintering on coasts from India to Southeast Asia. Brown hood in breeding plumage; white wing mirrors. Piscivore and invertivore; follows fishing activity in coastal bays.
Sandwich Tern
Sandwich Tern, 36–41 cm, is a widespread coastal tern breeding from Western Europe and the Caspian Sea to the Caribbean. Black cap with shaggy crest, slender black bill with a yellow tip. Plunge-dives forcefully for sand eels and sprats. Strongly migratory; European birds winter to West Africa.