Black Stem Rust vs koala

Puccinia graminis compared with Phascolarctos cinereus

Key Differences

Black Stem Rust is Not Evaluated while koala is Vulnerable.

Taxonomic Classification

Rank	Black Stem Rust	koala
Kingdom	Fungi (nấm)	Animalia (động vật)
Phylum	Basidiomycota (Club Fungi)	Chordata (động vật có dây sống)
Class	Pucciniomycetes (Pucciniomycetes)	Mammalia (lớp Thú)
Order	Pucciniales (Pucciniales)	Diprotodontia (Thú hai răng trước)
Family	Pucciniaceae	Phascolarctidae (Koalas)
Genus	Puccinia	Phascolarctos (Koalas)
Species	Puccinia graminis	Phascolarctos cinereus

Conservation Status

Black Stem Rust

NE — Not Evaluated

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Black Stem Rust	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Black Stem Rust

Habitat

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

Range

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

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 Stem Rust

The Black Stem Rust (Puccinia graminis) is a species in the genus Puccinia. Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

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.