Chatham Islands Petrel vs Heinroth's Shearwater
Pterodroma axillaris से तुलना Puffinus heinrothi
Side-by-Side Comparison
| विशेषता | Chatham Islands Petrel | Heinroth's Shearwater |
|---|---|---|
| वैज्ञानिक नाम | Pterodroma axillaris | Puffinus heinrothi |
| गण | Procellariiformes | Procellariiformes |
| कुल | Procellariidae | Procellariidae |
| संरक्षण स्थिति | Vulnerable | Vulnerable |
| लंबाई | — | — |
| पंखों का फैलाव | 42.4 cm (16.7 in) | 35.7 cm (14.1 in) |
| वजन | 226.25 g (7.98 oz) | 82.0 g (2.89 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Vulnerable
Chatham Islands Petrel
Vulnerable
Heinroth's Shearwater
About These Birds
Chatham Islands Petrel
30 cm. Small; dark grey above with white forehead and underparts; distinctive black axillaries. Critically Endangered; breeds only South East Island, Chatham Islands (few hundred pairs). Threatened by weka predation; intensive management sustains population. Ranges in temperate Pacific.
Heinroth's Shearwater
27 cm. Small dark shearwater; all sooty-brown with pale bill. Breeds Solomon Islands and Papua New Guinea. Critically Endangered; extremely poorly known with only a handful of records. Breeding biology almost completely unknown; one of the rarest and least-studied seabirds.