Guanay Cormorant vs Pygmy Cormorant
Leucocarbo bougainvilliorum 对比 Microcarbo pygmaeus
Side-by-Side Comparison
| 属性 | Guanay Cormorant | Pygmy Cormorant |
|---|---|---|
| 学名 | Leucocarbo bougainvilliorum | Microcarbo pygmaeus |
| 目 | Suliformes | Suliformes |
| 科 | Phalacrocoracidae | Phalacrocoracidae |
| 保护状况 | Near Threatened | Least Concern |
| 体长 | — | — |
| 翼展 | 58.6 cm (23.1 in) | 40.2 cm (15.8 in) |
| 体重 | 2280.5 g (80.44 oz) | 693.3333333333334 g (24.46 oz) |
| 食性 | -- | -- |
| 产卵数 | 2-3 | 2-8 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Near Threatened
Guanay Cormorant
Least Concern
Pygmy Cormorant
About These Birds
Guanay Cormorant
76 cm. Black above; white underparts; black facial skin; yellow bill. Breeds Peruvian and Chilean coast; one of the most abundant South American seabirds. Feeds on anchovy in Humboldt Current. Produces massive guano deposits; colonies of millions historically. Near Threatened; sensitive to El Niño.
Pygmy Cormorant
45–55 cm. Small; dark brown with chestnut head and neck in breeding; pale yellow throat. Resident across eastern Europe, Middle East, and Central Asia in freshwater lakes and rivers. Vulnerable; declining due to wetland degradation. Feeds on small fish by diving.