Bacterial Crown Gall vs koala

Agrobacterium radiobacter compared with Phascolarctos cinereus

Key Differences

Bacterial Crown Gall is Not Evaluated while koala is Vulnerable.

Taxonomic Classification

Rank	Bacterial Crown Gall	koala
Kingdom	Bacteria (Bacteria)	Animalia (hayvan)
Phylum	Proteobacteria (Proteobakteriler)	Chordata (Kordalılar)
Class	Alphaproteobacteria (Alphaproteobacteria)	Mammalia (memeliler)
Order	Rhizobiales (Rhizobiales)	Diprotodontia (İki ön dişliler)
Family	Rhizobiaceae	Phascolarctidae (Koalas)
Genus	Rhizobium	Phascolarctos (Koalas)
Species	Agrobacterium radiobacter	Phascolarctos cinereus

Conservation Status

Bacterial Crown Gall

NE — Not Evaluated

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Bacterial Crown Gall	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Bacterial Crown Gall

Habitat

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

Range

Distributed across Taiwan and United States.

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.

Bacterial Crown Gall

The Bacterial Crown Gall (Agrobacterium radiobacter) is a species in the genus Rhizobium. Native to Asia 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.