Beck's Petrel vs Balearic Shearwater
Pseudobulweria becki مقارنةً بـ Puffinus mauretanicus
Side-by-Side Comparison
| السمة | Beck's Petrel | Balearic Shearwater |
|---|---|---|
| الاسم العلمي | Pseudobulweria becki | Puffinus mauretanicus |
| الرتبة | Procellariiformes | Procellariiformes |
| الفصيلة | Procellariidae | Procellariidae |
| حالة الحفاظ | Critically Endangered | Critically Endangered |
| الطول | — | — |
| طول الجناح | 47,6 cm (18.7 in) | 48,4 cm (19.1 in) |
| الوزن | 185,0 g (6.53 oz) | 514,8 g (18.16 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Critically Endangered
Beck's Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Beck's Petrel
29 cm. Small; dark brown above and on breast; white belly. Critically Endangered; known from only two specimens collected 1928–1929 in the Solomon Islands and Bismarck Sea. No confirmed breeding site. Possibly nests on remote Pacific islands; one of the world's least-known birds.
Balearic Shearwater
30–38 cm. Brown above; variably dirty-white to brown below; often shows brown smudging on flanks. Breeds only Balearic Islands, Spain. Critically Endangered with fewer than 3,000 pairs; faces extinction. Migrates to NE Atlantic; threatened by predators, fishing bycatch, and tourist development.