Titicaca Grebe vs Alaotra Grebe
Rollandia microptera comparé à Tachybaptus rufolavatus
Side-by-Side Comparison
| Attribut | Titicaca Grebe | Alaotra Grebe |
|---|---|---|
| Nom scientifique | Rollandia microptera | Tachybaptus rufolavatus |
| Ordre | Podicipediformes | Podicipediformes |
| Famille | Podicipedidae | Podicipedidae |
| Statut de conservation | Endangered | Extinct |
| Longueur | — | — |
| Envergure | 23,5 cm (9.3 in) | — |
| Poids | 706,0 g (24.90 oz) | — |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1-4 | -- |
| Population Trend | — | — |
Habitat Comparison
Statut de conservation
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.