Eurasian Tree Sparrow vs Natterer's Bat

Passer montanus compared with Myotis nattereri

Key Differences

• Eurasian Tree Sparrow is Endangered while Natterer's Bat is Critically Endangered.

Taxonomic Classification

Rank	Eurasian Tree Sparrow	Natterer's Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Chiroptera (Bats)
Family	Passeridae	Vespertilionidae
Genus	Passer	Myotis
Species	Passer montanus	Myotis nattereri

Evolutionary Relationship

Eurasian Tree Sparrow and Natterer's Bat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eurasian Tree Sparrow

EN — Endangered

Natterer's Bat

CR — Critically Endangered

Physical Characteristics

Attribute	Eurasian Tree Sparrow	Natterer's Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian Tree Sparrow

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Indonesia, Philippines, Singapore), Europe (7 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, Marshall Islands). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Natterer's Bat

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Eurasian Tree Sparrow

Eurasian Tree Sparrow (Passer montanus) 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.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden