Southern Bald Ibis vs Straw-necked Ibis
Geronticus calvus مقارنةً بـ Threskiornis spinicollis
Side-by-Side Comparison
| السمة | Southern Bald Ibis | Straw-necked Ibis |
|---|---|---|
| الاسم العلمي | Geronticus calvus | Threskiornis spinicollis |
| الرتبة | Pelecaniformes | Pelecaniformes |
| الفصيلة | Threskiornithidae | Threskiornithidae |
| حالة الحفاظ | Near Threatened | Least Concern |
| الطول | — | — |
| طول الجناح | 77,6 cm (30.6 in) | 72,9 cm (28.7 in) |
| الوزن | 1202,0 g (42.40 oz) | 1340,0 g (47.27 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1-3 | 2-5 |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
Southern Bald Ibis only
بلا
Straw-necked Ibis only
حالة الحفاظ
Near Threatened
Southern Bald Ibis
Least Concern
Straw-necked Ibis
About These Birds
Southern Bald Ibis
79 cm. Glossy black with metallic sheen; bare pink facial skin; red bill and legs. Endemic to South Africa and Lesotho in mountain grasslands and escarpments. Vulnerable; feeds on insects and small vertebrates in short grassland. Colonial breeder on cliff ledges; at risk from pesticides and habitat loss.
Straw-necked Ibis
59–76 cm. White with black neck bristles; bare dark head; yellowish bill. Endemic to Australia in grasslands, pastures, and inland wetlands. Nomadic; follows rainfall across the continent. Feeds on insects and invertebrates in dry grassland. Often seen in mixed flocks with Australian Ibis.