Diminutive Serotine vs Grasshopper Sparrow

Eptesicus diminutus compared with Ammodramus savannarum

Key Differences

• Diminutive Serotine is Data Deficient while Grasshopper Sparrow is Critically Endangered.

Taxonomic Classification

Rank	Diminutive Serotine	Grasshopper Sparrow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Passerellidae
Genus	Eptesicus	Ammodramus
Species	Eptesicus diminutus	Ammodramus savannarum

Evolutionary Relationship

Diminutive Serotine and Grasshopper Sparrow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Diminutive Serotine

DD — Data Deficient

Grasshopper Sparrow

CR — Critically Endangered

Physical Characteristics

Attribute	Diminutive Serotine	Grasshopper Sparrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Diminutive Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Grasshopper Sparrow

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Ecuador, Norway, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.