Yellow-shouldered Blackbird vs Slender-billed Grackle
Agelaius xanthomus مقارنةً بـ Quiscalus palustris
Side-by-Side Comparison
| السمة | Yellow-shouldered Blackbird | Slender-billed Grackle |
|---|---|---|
| الاسم العلمي | Agelaius xanthomus | Quiscalus palustris |
| الرتبة | Passeriformes | Passeriformes |
| الفصيلة | Icteridae | Icteridae |
| حالة الحفاظ | Endangered | Extinct |
| الطول | — | — |
| طول الجناح | 20,2 cm (8.0 in) | — |
| الوزن | 38,440000000000005 g (1.36 oz) | — |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1-4 | -- |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
بلا
Yellow-shouldered Blackbird only
Slender-billed Grackle only
حالة الحفاظ
Endangered
Yellow-shouldered Blackbird
Extinct
Slender-billed Grackle
About These Birds
Yellow-shouldered Blackbird
The Yellow-shouldered Blackbird, <em>Agelaius xanthomus</em>, is a member of the family Icteridae, the New World blackbirds, and is endemic to Puerto Rico and its offshore cays. Detailed plumage and behavioral descriptions of this species are limited in the available literature. This species occupies a range of habitats including coastal areas, forest edges, and grasslands. It is restricted to Puerto Rico and a few associated islands. The Yellow-shouldered Blackbird is classified as Endangered, a reflection of severe population declines caused by …