Guanay Cormorant vs Pygmy Cormorant
Leucocarbo bougainvilliorum so với Microcarbo pygmaeus
Side-by-Side Comparison
| Thuộc Tính | Guanay Cormorant | Pygmy Cormorant |
|---|---|---|
| Tên Khoa Học | Leucocarbo bougainvilliorum | Microcarbo pygmaeus |
| Bộ | Suliformes | Suliformes |
| Họ | Phalacrocoracidae | Phalacrocoracidae |
| Tình Trạng Bảo Tồn | Near Threatened | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 58,6 cm (23.1 in) | 40,2 cm (15.8 in) |
| Khối Lượng | 2280,5 g (80.44 oz) | 693,3333333333334 g (24.46 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 2-3 | 2-8 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
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.