vs koala

Clostridium celerecrescens compared with Phascolarctos cinereus

Key Differences

is Not Evaluated while koala is Vulnerable.

Taxonomic Classification

Rank		koala
Kingdom	Bacteria (Bacteria)	Animalia (животные)
Phylum	Firmicutes_A	Chordata (хордовые)
Class	Clostridia (Clostridia)	Mammalia (млекопитающие)
Order	Clostridiales (Clostridiales)	Diprotodontia (двурезцовые сумчатые)
Family	Clostridiaceae	Phascolarctidae (Koalas)
Genus	Clostridium	Phascolarctos (Koalas)
Species	Clostridium celerecrescens	Phascolarctos cinereus

Conservation Status

NE — Not Evaluated

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

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.

Clostridium celerecrescens is an anaerobic, endospore-forming bacterium in the family Clostridiaceae whose species epithet celerecrescens reflects its notably rapid growth rate compared to many other clostridia, which typically grow more slowly under anaerobic conditions. It is found in anaerobic environments including soils, sediments, and the digestive tracts of animals where fermentation of carbohydrates and organic compounds occurs. Like all Clostridium species, it is a strictly anaerobic, Gram-positive, rod-shaped bacterium capable of producing resistant endospores that permit survival under environmental stresses. The rapid growth phenotype of C. celerecrescens makes it of potential interest for industrial biotechnology applications where fast colonization and fermentation rates are advantageous, including in bioremediation of contaminated anaerobic environments or in bioprocessing systems designed to convert organic substrates into valuable products through anaerobic fermentation. The genus Clostridium represents one of the most metabolically diverse groups of bacteria, encompassing species producing ethanol, butanol, hydrogen gas, and various organic acids from diverse carbon sources.

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.