cavernous crystalwort vs koala

Riccia cavernosa compared with Phascolarctos cinereus

Key Differences

cavernous crystalwort is Endangered while koala is Vulnerable.

Taxonomic Classification

Rank	cavernous crystalwort	koala
Kingdom	Plantae (พืช)	Animalia (สัตว์)
Phylum	Marchantiophyta (ลิเวอร์เวิร์ต)	Chordata (สัตว์มีแกนสันหลัง)
Class	Marchantiopsida (Marchantiopsida)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Marchantiales (Marchantiales)	Diprotodontia (Marsupials)
Family	Ricciaceae	Phascolarctidae (Koalas)
Genus	Riccia	Phascolarctos (Koalas)
Species	Riccia cavernosa	Phascolarctos cinereus

Conservation Status

cavernous crystalwort

EN — Endangered

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	cavernous crystalwort	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

cavernous crystalwort

Habitat

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

Range

Widely distributed across Europe (6 countries), North America (United States), and South America (Brazil). 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.

cavernous crystalwort

The Cavernous crystalwort (Riccia cavernosa) is a species in the genus Riccia. 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.

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.