Rötender Wirrling vs Fransenfledermaus

Abortiporus biennis compared with Myotis nattereri

Key Differences

• Rötender Wirrling is Near Threatened while Fransenfledermaus is Critically Endangered.

Taxonomic Classification

Rank	Rötender Wirrling	Fransenfledermaus
Kingdom	Fungi (Pilze)	Animalia (Tier)
Phylum	Basidiomycota (Ständerpilze)	Chordata (Chordatiere)
Class	Agaricomycetes (Mushrooms)	Mammalia (Säugetiere)
Order	Polyporales (Stielporlingsartige)	Chiroptera (Fledertiere)
Family	Podoscyphaceae	Vespertilionidae
Genus	Abortiporus	Myotis
Species	Abortiporus biennis	Myotis nattereri

Conservation Status

Rötender Wirrling

NT — Near Threatened

Fransenfledermaus

CR — Critically Endangered

Physical Characteristics

Attribute	Rötender Wirrling	Fransenfledermaus
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Rötender Wirrling

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Brazil). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Fransenfledermaus

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.

Rötender Wirrling

The Blushing Rosette (Abortiporus biennis) is a species in the genus Abortiporus. It is currently classified as Near Threatened 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