Pygmy Cormorant vs Spectacled Cormorant
Microcarbo pygmaeus so với Urile perspicillatus
Side-by-Side Comparison
| Thuộc Tính | Pygmy Cormorant | Spectacled Cormorant |
|---|---|---|
| Tên Khoa Học | Microcarbo pygmaeus | Urile perspicillatus |
| Bộ | Suliformes | Suliformes |
| Họ | Phalacrocoracidae | Phalacrocoracidae |
| Tình Trạng Bảo Tồn | Least Concern | Extinct |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 40,2 cm (15.8 in) | — |
| Khối Lượng | 693,3333333333334 g (24.46 oz) | — |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 2-8 | -- |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Least Concern
Pygmy Cormorant
Extinct
Spectacled Cormorant
About These Birds
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.
Spectacled Cormorant
Extinct; last recorded in 1850 on Bering Island. Very large; dark green-black with white spectacle marks. Flightless or near-flightless. Endemic to Bering Sea islands; exterminated within decades of discovery by Russian fur traders hunting for food. One of the few recently extinct cormorants.