Ecuadorian Sac-winged Bat vs 來珊鴨

Balantiopteryx infusca compared with Anas laysanensis

Key Differences

• Ecuadorian Sac-winged Bat is Endangered while 來珊鴨 is Critically Endangered.

Taxonomic Classification

Rank	Ecuadorian Sac-winged Bat	來珊鴨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Chiroptera (翼手目)	Anseriformes (雁形目)
Family	Emballonuridae	Anatidae
Genus	Balantiopteryx	Anas
Species	Balantiopteryx infusca	Anas laysanensis

Evolutionary Relationship

Ecuadorian Sac-winged Bat and 來珊鴨 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Ecuadorian Sac-winged Bat

EN — Endangered

來珊鴨

CR — Critically Endangered

Physical Characteristics

Attribute	Ecuadorian Sac-winged Bat	來珊鴨
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ecuadorian Sac-winged Bat

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

來珊鴨

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

來珊鴨

莱桑鸭（Anas laysanensis）被IUCN红色名录列为极危（CR）物种。由于种群数量严重下降和栖息地丧失，该物种在野外灭绝的风险极高。