Natterer's Bat vs Spiral Tarcrust

Myotis nattereri compared with Eutypa spinosa

Key Differences

• Natterer's Bat is Critically Endangered while Spiral Tarcrust is Least Concern.

Taxonomic Classification

Rank	Natterer's Bat	Spiral Tarcrust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Sordariomycetes (Sordariomycetes)
Order	Chiroptera (Bats)	Xylariales (Xylariales)
Family	Vespertilionidae	Diatrypaceae
Genus	Myotis	Eutypa
Species	Myotis nattereri	Eutypa spinosa

Conservation Status

Natterer's Bat

CR — Critically Endangered

Spiral Tarcrust

LC — Least Concern

Physical Characteristics

Attribute	Natterer's Bat	Spiral Tarcrust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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.

Spiral Tarcrust

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden