Bitter Bolete vs Natterer's Bat

Tylopilus felleus compared with Myotis nattereri

Key Differences

• Bitter Bolete is Least Concern while Natterer's Bat is Critically Endangered.

Taxonomic Classification

Rank	Bitter Bolete	Natterer's Bat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Boletales (Boletales)	Chiroptera (Bats)
Family	Boletaceae	Vespertilionidae
Genus	Tylopilus	Myotis
Species	Tylopilus felleus	Myotis nattereri

Conservation Status

Bitter Bolete

LC — Least Concern

Natterer's Bat

CR — Critically Endangered

Physical Characteristics

Attribute	Bitter Bolete	Natterer's Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Bolete

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

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

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.

Bitter Bolete

The Bitter Bolete (Tylopilus felleus) is a species in the genus Tylopilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

Shared Countries

Both species can be found in 4 countries:

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