Black Stubble Lichen vs Koala

Calicium abietinum compared with Phascolarctos cinereus

Key Differences

• Black Stubble Lichen is Endangered while Koala is Vulnerable.

Taxonomic Classification

Rank	Black Stubble Lichen	Koala
Kingdom	Fungi (Pilze)	Animalia (Tier)
Phylum	Ascomycota (Schlauchpilze)	Chordata (Chordatiere)
Class	Lecanoromycetes (Lecanoromycetes)	Mammalia (Säugetiere)
Order	Caliciales (Caliciales)	Diprotodontia (Marsupials)
Family	Caliciaceae	Phascolarctidae (Koalas)
Genus	Calicium	Phascolarctos (Koalas)
Species	Calicium abietinum	Phascolarctos cinereus

Conservation Status

Black Stubble Lichen

EN — Endangered

Koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Black Stubble Lichen	Koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Black Stubble Lichen

Habitat

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

Range

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

Koala

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Found in Australia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Black Stubble Lichen

The Black Stubble Lichen (Calicium abietinum) is a species in the genus Calicium. It is currently classified as Endangered on the IUCN Red List. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region, found across Colombia, Denmark, Norway, Portugal, Sweden, and more.

Koala

Iconic marsupial of eastern and southeastern Australia, koalas weigh up to 15 kg and spend up to 22 hours daily sleeping to conserve energy from their low-calorie eucalyptus leaf diet. Highly specialized to process toxic eucalyptus compounds that would kill most other mammals, they have gut microbiomes uniquely adapted for detoxification. Listed as Endangered in 2022, with populations decimated by chlamydia disease, habitat clearing, and climate change.