Buller's Shearwater vs Antarctic Petrel
Ardenna bulleri से तुलना Thalassoica antarctica
Side-by-Side Comparison
| विशेषता | Buller's Shearwater | Antarctic Petrel |
|---|---|---|
| वैज्ञानिक नाम | Ardenna bulleri | Thalassoica antarctica |
| गण | Procellariiformes | Procellariiformes |
| कुल | Procellariidae | Procellariidae |
| संरक्षण स्थिति | Vulnerable | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 55.2 cm (21.7 in) | 59.2 cm (23.3 in) |
| वजन | 388.5 g (13.70 oz) | 658.3333333333334 g (23.22 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Vulnerable
Buller's Shearwater
Least Concern
Antarctic Petrel
About These Birds
Buller's Shearwater
46–47 cm, wingspan 96–99 cm. Distinctive; dark above with grey-white M-mark on upperwing; white below with grey cap. Breeds only Snares and Poor Knights Islands, New Zealand. Migrates to North Pacific. Near Threatened; feeds on fish and squid; gregarious at sea.
Antarctic Petrel
40–46 cm, wingspan 100–110 cm. Striking chocolate-brown and white pattern; only member of its genus. Breeds solely in Antarctica on cliff ledges; among the most southerly-nesting birds. Feeds on fish and krill beneath pack ice. Returns to colonies in October; one of the most abundant Antarctic seabirds.