koala vs Limestone Disc Lichen

Phascolarctos cinereus compared with Lecidella stigmatea

Key Differences

• koala is Vulnerable while Limestone Disc Lichen is Least Concern.

Taxonomic Classification

Rank	koala	Limestone Disc Lichen
Kingdom	Animalia (hayvan)	Fungi (mantar)
Phylum	Chordata (Kordalılar)	Ascomycota (Asklı mantarlar)
Class	Mammalia (memeliler)	Lecanoromycetes (Lecanoromycetes)
Order	Diprotodontia (İki ön dişliler)	Lecanorales (Lecanorales)
Family	Phascolarctidae (Koalas)	Lecanoraceae
Genus	Phascolarctos (Koalas)	Lecidella
Species	Phascolarctos cinereus	Lecidella stigmatea

Conservation Status

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Limestone Disc Lichen

LC — Least Concern

Physical Characteristics

Attribute	koala	Limestone Disc Lichen
Diet	Herbivore	—
Average Lifespan	15 years	—
Average Length	75 cm	—
Average Weight	10.0 kg	—

Habitat & Geographic 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.

Limestone Disc Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

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.