Atlantischer Vierhornkrake vs Koala

Pteroctopus tetracirrhus compared with Phascolarctos cinereus

Key Differences

Atlantischer Vierhornkrake is Not Evaluated while Koala is Vulnerable.

Taxonomic Classification

Rank	Atlantischer Vierhornkrake	Koala
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Mollusca (Weichtiere)	Chordata (Chordatiere)
Class	Cephalopoda (Kopffüßer)	Mammalia (Säugetiere)
Order	Octopoda (Kraken)	Diprotodontia (Marsupials)
Family	Octopodidae (Common Octopuses)	Phascolarctidae (Koalas)
Genus	Pteroctopus	Phascolarctos (Koalas)
Species	Pteroctopus tetracirrhus	Phascolarctos cinereus

Evolutionary Relationship

Atlantischer Vierhornkrake and Koala share a common ancestor at the Kingdom level: Animalia. (Tier)

Ansehen Kingdom: Animalia

Conservation Status

Atlantischer Vierhornkrake

NE — Not Evaluated

Koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Atlantischer Vierhornkrake	Koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Atlantischer Vierhornkrake

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Sweden.

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.

Atlantischer Vierhornkrake

The Atlantic fourhorn octopus (Pteroctopus tetracirrhus) is a species in the genus Pteroctopus. Native to Europe, 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.