Harmless Serotine vs Little Bittern

Eptesicus innoxius compared with Ixobrychus minutus

Key Differences

• Harmless Serotine is Near Threatened while Little Bittern is Endangered.

Taxonomic Classification

Rank	Harmless Serotine	Little Bittern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Pelecaniformes (Pelecaniformes)
Family	Vespertilionidae	Ardeidae
Genus	Eptesicus	Ixobrychus
Species	Eptesicus innoxius	Ixobrychus minutus

Evolutionary Relationship

Harmless Serotine and Little Bittern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Harmless Serotine

NT — Near Threatened

Little Bittern

EN — Endangered

Physical Characteristics

Attribute	Harmless Serotine	Little Bittern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Little Bittern

Habitat

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

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Little Bittern

Little Bittern (Ixobrychus minutus) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.