Colombian Grebe vs Southern Silvery Grebe
Podiceps andinus مقارنةً بـ Podiceps occipitalis
Side-by-Side Comparison
| السمة | Colombian Grebe | Southern Silvery Grebe |
|---|---|---|
| الاسم العلمي | Podiceps andinus | Podiceps occipitalis |
| الرتبة | Podicipediformes | Podicipediformes |
| الفصيلة | Podicipedidae | Podicipedidae |
| حالة الحفاظ | Extinct | Least Concern |
| الطول | — | — |
| طول الجناح | — | 25,2 cm (9.9 in) |
| الوزن | — | 333,0 g (11.75 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | -- | 1-6 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Extinct
Colombian Grebe
Least Concern
Southern Silvery Grebe
About These Birds
Colombian Grebe
Colombian Grebe (Podiceps andinus) is an extinct small to medium grebe formerly endemic to Lake Tota in the eastern Andes of Colombia at 3,000 m. Related to Black-necked Grebe; had chestnut neck and facial tufts. Declared extinct in 1977 following drainage of much of Lake Tota, hunting, and pesticide use.
Southern Silvery Grebe
Southern Silvery Grebe (Podiceps occipitalis) is a small 28–34 cm Andean and sub-Antarctic grebe. Pale silvery-grey face and neck contrast with darker grey cap; yellow eye. Inhabits high-altitude Andean lakes in Peru, Bolivia, Chile, and Argentina, also Falkland Islands. Locally common at altitude. Feeds on small invertebrates and fish.