Horned Grebe vs Alaotra Grebe
Podiceps auritus 비교 대상 Tachybaptus rufolavatus
Side-by-Side Comparison
| 속성 | Horned Grebe | Alaotra Grebe |
|---|---|---|
| 학명 | Podiceps auritus | Tachybaptus rufolavatus |
| 목 | Podicipediformes | Podicipediformes |
| 과 | Podicipedidae | Podicipedidae |
| 보전 상태 | Vulnerable | Extinct |
| 체장 | — | — |
| 날개 폭 | 27.6 cm (10.9 in) | — |
| 체중 | 414.6666666666667 g (14.63 oz) | — |
| 식성 | -- | -- |
| 산란 수 | 1-8 | -- |
| Population Trend | — | — |
Habitat Comparison
보전 상태
Vulnerable
Horned Grebe
Extinct
Alaotra Grebe
About These Birds
Horned Grebe
Horned Grebe (Podiceps auritus) is a medium 31–38 cm grebe of the Holarctic. Breeding: black and chestnut body with golden-buff 'horn' tufts on sides of head; red neck. Winters grey and white on coastal seas. Breeds on ponds and lakes in boreal and temperate zones; migratory. Wingspan to 65 cm. Vulnerable in Europe due to lake eutrophication.
Alaotra Grebe
Alaotra Grebe (Tachybaptus rufolavatus) is an extinct small grebe formerly endemic to Lake Alaotra, Madagascar. Pale buff-brown, weak-winged, likely flightless or near-flightless. Last confirmed record 1985; declared extinct in 2010.