Crescent Nail-tail Wallaby vs Elm Leech

Onychogalea lunata compared with Hypsizygus ulmarius

Key Differences

• Crescent Nail-tail Wallaby is Extinct while Elm Leech is Critically Endangered.

Taxonomic Classification

Rank	Crescent Nail-tail Wallaby	Elm Leech
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Diprotodontia (Marsupials)	Agaricales (Gilled Mushrooms)
Family	Macropodidae (Kangaroos)	Lyophyllaceae
Genus	Onychogalea	Hypsizygus
Species	Onychogalea lunata	Hypsizygus ulmarius

Conservation Status

Crescent Nail-tail Wallaby

EX — Extinct

Elm Leech

CR — Critically Endangered

Physical Characteristics

Attribute	Crescent Nail-tail Wallaby	Elm Leech
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crescent Nail-tail Wallaby

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.