Harmless Serotine vs Short-toed Treecreeper

Eptesicus innoxius compared with Certhia brachydactyla

Key Differences

• Harmless Serotine is Near Threatened while Short-toed Treecreeper is Least Concern.

Taxonomic Classification

Rank	Harmless Serotine	Short-toed Treecreeper
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Certhiidae
Genus	Eptesicus	Certhia
Species	Eptesicus innoxius	Certhia brachydactyla

Evolutionary Relationship

Harmless Serotine and Short-toed Treecreeper share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Harmless Serotine

NT — Near Threatened

Short-toed Treecreeper

LC — Least Concern

Physical Characteristics

Attribute	Harmless Serotine	Short-toed Treecreeper
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.

Short-toed Treecreeper

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Short-toed Treecreeper

Short-toed Treecreeper (Certhia brachydactyla) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.