European Shag vs Heard Shag
Gulosus aristotelis comparado com Leucocarbo nivalis
Side-by-Side Comparison
| Atributo | European Shag | Heard Shag |
|---|---|---|
| Nome científico | Gulosus aristotelis | Leucocarbo nivalis |
| Ordem | Suliformes | Suliformes |
| Família | Phalacrocoracidae | Phalacrocoracidae |
| Estado de conservação | Least Concern | Not Evaluated |
| Comprimento | — | — |
| Envergadura | 52,5 cm (20.7 in) | — |
| Peso | 1777,25 g (62.69 oz) | 2931,0 g (103.39 oz) |
| Dieta | -- | -- |
| Tamanho da postura | 1-6 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservação
Least Concern
European Shag
Not Evaluated
Heard Shag
About These Birds
European Shag
68–78 cm, wingspan 95–110 cm. All-black with glossy green; short erect crest in breeding; yellow gape. Strictly marine; breeds on rocky coasts of western Europe and Mediterranean. Feeds on fish by diving in clear coastal waters. Vulnerable; threatened by oil spills and overfishing.
Heard Shag
63 cm. Black above; white below; orange caruncles. Endemic to Heard Island and McDonald Islands, remote Australian sub-Antarctic territory. Vulnerable; population of only a few thousand in a very restricted range. Feeds on fish and invertebrates in cold surrounding ocean.