California flapjack octopus vs koala

Opisthoteuthis californiana compared with Phascolarctos cinereus

Key Differences

• California flapjack octopus is Data Deficient while koala is Vulnerable.

Taxonomic Classification

Rank	California flapjack octopus	koala
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Mollusca (มอลลัสกา)	Chordata (สัตว์มีแกนสันหลัง)
Class	Cephalopoda (ชั้นเซฟาโลพอด)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Octopoda (หมึกสาย)	Diprotodontia (Marsupials)
Family	Opisthoteuthidae	Phascolarctidae (Koalas)
Genus	Opisthoteuthis	Phascolarctos (Koalas)
Species	Opisthoteuthis californiana	Phascolarctos cinereus

Evolutionary Relationship

California flapjack octopus and koala share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

California flapjack octopus

DD — Data Deficient

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

California flapjack octopus

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.

California flapjack octopus

The California flapjack octopus (Opisthoteuthis californiana) is a species in the genus Opisthoteuthis. It is currently classified as Data Deficient on the IUCN Red List.

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.