Barrel Cactus vs koala

Melocactus intortus compared with Phascolarctos cinereus

Key Differences

• Barrel Cactus is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Barrel Cactus	koala
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Caryophyllales (Caryophyllales)	Diprotodontia (Marsupials)
Family	Cactaceae	Phascolarctidae (Koalas)
Genus	Melocactus	Phascolarctos (Koalas)
Species	Melocactus intortus	Phascolarctos cinereus

Conservation Status

Barrel Cactus

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Barrel Cactus

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in Brazil.

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.

Barrel Cactus

The Barrel Cactus (Melocactus intortus) is a species in the genus Melocactus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.