Atlantic White Tern vs Black-headed Gull
Gygis alba comparado com Larus ridibundus
Side-by-Side Comparison
| Atributo | Atlantic White Tern | Black-headed Gull |
|---|---|---|
| Nome científico | Gygis alba | Larus ridibundus |
| Ordem | Charadriiformes | Charadriiformes |
| Família | Laridae | Laridae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 50,4 cm (19.8 in) | 58,2 cm (22.9 in) |
| Peso | 138,0 g (4.87 oz) | 261,0 g (9.21 oz) |
| Dieta | -- | -- |
| Tamanho da postura | 1 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Atlantic White Tern only
Nenhum
Black-headed Gull only
Estado de conservação
Least Concern
Atlantic White Tern
Least Concern
Black-headed Gull
About These Birds
Atlantic White Tern
Atlantic White Tern: 28–33 cm, wingspan 76–87 cm, ethereally white seabird with blue-grey bill, blue orbital ring, and large dark eyes. Breeds on tropical Atlantic islands including Ascension and Saint Helena; related species widespread across the Indo-Pacific. Nests on bare branches with no nest material. Feeds on small fish near the surface.
Black-headed Gull
A gaivota-risonha-europeia é uma gaivota muito comum na Europa com capuz marrom-escuro no verão, encontrada em costas, estuários, rios, campos e cidades.