Rough-faced Shag vs Double-crested Cormorant
Leucocarbo carunculatus से तुलना Nannopterum auritum
Side-by-Side Comparison
| विशेषता | Rough-faced Shag | Double-crested Cormorant |
|---|---|---|
| वैज्ञानिक नाम | Leucocarbo carunculatus | Nannopterum auritum |
| गण | Suliformes | Suliformes |
| कुल | Phalacrocoracidae | Phalacrocoracidae |
| संरक्षण स्थिति | Vulnerable | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 57.6 cm (22.7 in) | — |
| वजन | 2577.5 g (90.92 oz) | 1936.0 g (68.29 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 1-3 | 3-4 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Vulnerable
Rough-faced Shag
Least Concern
Double-crested Cormorant
About These Birds
Rough-faced Shag
65–70 cm. Black above; white below; prominent orange-red facial caruncles. Endemic to Cook Strait area, New Zealand. Vulnerable; small fragmented population. Feeds on fish and invertebrates in coastal waters. Colonial nester on cliff ledges; distinct from other New Zealand shags.
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.