Flesh-footed Shearwater vs Juan Fernandez Petrel
Ardenna carneipes ile kıyaslandığında Pterodroma externa
Side-by-Side Comparison
| Özellik | Flesh-footed Shearwater | Juan Fernandez Petrel |
|---|---|---|
| Bilimsel Ad | Ardenna carneipes | Pterodroma externa |
| Takım | Procellariiformes | Procellariiformes |
| Familya | Procellariidae | Procellariidae |
| Koruma Durumu | Near Threatened | Vulnerable |
| Uzunluk | — | — |
| Kanat Açıklığı | 62,0 cm (24.4 in) | 58,3 cm (23.0 in) |
| Ağırlık | 649,0 g (22.89 oz) | 432,5 g (15.26 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Flesh-footed Shearwater only
Hiçbiri
Juan Fernandez Petrel only
Koruma Durumu
Near Threatened
Flesh-footed Shearwater
Vulnerable
Juan Fernandez Petrel
About These Birds
Flesh-footed Shearwater
41–45 cm, wingspan 99–107 cm. All-dark sooty-brown with pale flesh-coloured feet and yellowish bill base. Breeds southern Indian Ocean islands and SW Australia; ranges to North Pacific. Near Threatened; bycatch concern. Feeds on fish and squid; follows fishing vessels.
Juan Fernandez Petrel
43 cm, wingspan 97 cm. Large; dark grey-brown above with white nape and underparts; dark carpal bar and partial collar. Breeds Juan Fernandez Islands (Chile); ranges across subtropical Pacific. Vulnerable due to small breeding range; feeds on fish and squid.