Crescent Nail-tail Wallaby vs Rock Foam

Onychogalea lunata compared with Stereocaulon saxatile

Key Differences

• Crescent Nail-tail Wallaby is Extinct while Rock Foam is Near Threatened.

Taxonomic Classification

Rank	Crescent Nail-tail Wallaby	Rock Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Diprotodontia (Marsupials)	Lecanorales (Lecanorales)
Family	Macropodidae (Kangaroos)	Stereocaulaceae
Genus	Onychogalea	Stereocaulon
Species	Onychogalea lunata	Stereocaulon saxatile

Conservation Status

Crescent Nail-tail Wallaby

EX — Extinct

Rock Foam

NT — Near Threatened

Physical Characteristics

Attribute	Crescent Nail-tail Wallaby	Rock Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crescent Nail-tail Wallaby

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rock Foam

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.