Elm Leech vs Peale’s Free-tailed Bat

Hypsizygus ulmarius compared with Nyctinomops aurispinosus

Key Differences

• Elm Leech is Critically Endangered while Peale’s Free-tailed Bat is Least Concern.

Taxonomic Classification

Rank	Elm Leech	Peale’s Free-tailed Bat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Chiroptera (Bats)
Family	Lyophyllaceae	Molossidae
Genus	Hypsizygus	Nyctinomops
Species	Hypsizygus ulmarius	Nyctinomops aurispinosus

Conservation Status

Elm Leech

CR — Critically Endangered

Peale’s Free-tailed Bat

LC — Least Concern

Physical Characteristics

Attribute	Elm Leech	Peale’s Free-tailed Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Elm Leech

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Peale’s Free-tailed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.