Heermann's Gull vs Arctic Herring Gull
Larus heermanni comparado com Larus smithsonianus
Side-by-Side Comparison
| Atributo | Heermann's Gull | Arctic Herring Gull |
|---|---|---|
| Nome científico | Larus heermanni | Larus smithsonianus |
| Ordem | Charadriiformes | Charadriiformes |
| Família | Laridae | Laridae |
| Estado de conservação | Near Threatened | Least Concern |
| Comprimento | — | — |
| Envergadura | 67,2 cm (26.5 in) | 85,9 cm (33.8 in) |
| Peso | 448,26666666666665 g (15.81 oz) | 1108,0 g (39.08 oz) |
| Dieta | -- | -- |
| Tamanho da postura | 1-2 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Heermann's Gull only
Nenhum
Arctic Herring Gull only
Estado de conservação
Near Threatened
Heermann's Gull
Least Concern
Arctic Herring Gull
About These Birds
Heermann's Gull
A gaivota-de-heermann é uma gaivota distinta da costa do Pacífico com cabeça branca e corpo cinzento-escuro, encontrada principalmente da Baja California ao Oregon.
Arctic Herring Gull
Arctic Herring Gull, 55–66 cm, breeds across Arctic North America and winters on all coasts of the US. Formerly lumped with European Herring Gull; darker-eyed on average, slightly more northerly range. Omnivore and scavenger; abundant at fishing ports, dumps, and beaches in winter.