Allen's Big-eared Bat vs Peruvian Tern

Idionycteris phyllotis compared with Sternula lorata

Key Differences

• Allen's Big-eared Bat is Least Concern while Peruvian Tern is Endangered.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Peruvian Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Charadriiformes (Charadriiformes)
Family	Vespertilionidae	Laridae
Genus	Idionycteris	Sternula
Species	Idionycteris phyllotis	Sternula lorata

Evolutionary Relationship

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

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Peruvian Tern

EN — Endangered

Physical Characteristics

Attribute	Allen's Big-eared Bat	Peruvian Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Peruvian Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Ecuador and Norway. 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.