Allen's Big-eared Bat vs Austral ray

Idionycteris phyllotis compared with Bathyraja griseocauda

Key Differences

• Allen's Big-eared Bat is Least Concern while Austral ray is Endangered.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Austral ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Chiroptera (Bats)	Rajiformes (Rajiformes)
Family	Vespertilionidae	Arhynchobatidae
Genus	Idionycteris	Bathyraja
Species	Idionycteris phyllotis	Bathyraja griseocauda

Evolutionary Relationship

Allen's Big-eared Bat and Austral ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Austral ray

EN — Endangered

Physical Characteristics

Attribute	Allen's Big-eared Bat	Austral ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Austral ray

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Found in Chile. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Austral ray

The Austral ray (Bathyraja griseocauda) is a species in the genus Bathyraja. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.