Allen's Big-eared Bat vs Dense Silky-bent

Idionycteris phyllotis compared with Apera interrupta

Key Differences

• Allen's Big-eared Bat is Least Concern while Dense Silky-bent is Near Threatened.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Dense Silky-bent
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Chiroptera (Bats)	Poales (Grasses)
Family	Vespertilionidae	Poaceae (Grass Family)
Genus	Idionycteris	Apera
Species	Idionycteris phyllotis	Apera interrupta

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Dense Silky-bent

NT — Near Threatened

Physical Characteristics

Attribute	Allen's Big-eared Bat	Dense Silky-bent
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Dense Silky-bent

Habitat

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

Range

Widely distributed across Asia (Japan), Europe (9 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Argentina, Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Allen's Big-eared Bat

The Allen's Big-eared Bat (Idionycteris phyllotis) is a species in the genus Idionycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.