Titicaca Grebe vs Alaotra Grebe
Rollandia microptera 비교 대상 Tachybaptus rufolavatus
Side-by-Side Comparison
| 속성 | Titicaca Grebe | Alaotra Grebe |
|---|---|---|
| 학명 | Rollandia microptera | Tachybaptus rufolavatus |
| 목 | Podicipediformes | Podicipediformes |
| 과 | Podicipedidae | Podicipedidae |
| 보전 상태 | Endangered | Extinct |
| 체장 | — | — |
| 날개 폭 | 23.5 cm (9.3 in) | — |
| 체중 | 706.0 g (24.90 oz) | — |
| 식성 | -- | -- |
| 산란 수 | 1-4 | -- |
| Population Trend | — | — |
Habitat Comparison
보전 상태
Endangered
Titicaca Grebe
Extinct
Alaotra Grebe
About These Birds
Titicaca Grebe
Titicaca Grebe (Rollandia microptera) is a large 28–45 cm flightless grebe endemic to Lake Titicaca on the Peru-Bolivia border at 3,800 m elevation. Brown with rufous neck; greatly reduced wings. Largest of its genus. Endangered; population ~2,000 birds; declining from gill-net drowning, egg collection, and reed-bed reduction. IUCN Endangered.
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.