Pygmy Cormorant vs Double-crested Cormorant
Microcarbo pygmaeus مقارنةً بـ Nannopterum auritum
Side-by-Side Comparison
| السمة | Pygmy Cormorant | Double-crested Cormorant |
|---|---|---|
| الاسم العلمي | Microcarbo pygmaeus | Nannopterum auritum |
| الرتبة | Suliformes | Suliformes |
| الفصيلة | Phalacrocoracidae | Phalacrocoracidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 40,2 cm (15.8 in) | — |
| الوزن | 693,3333333333334 g (24.46 oz) | 1936,0 g (68.29 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2-8 | 3-4 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Pygmy Cormorant
Least Concern
Double-crested 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.
Double-crested Cormorant
70–90 cm, wingspan 114–123 cm. Dark with two small orange ear tufts in breeding; orange-yellow facial skin. Widespread across North America and Central America. Highly adaptable; colonial nester. Controversial where it competes with commercial fisheries; feeds almost exclusively on fish.