Eel pest vs koala

Pseudodactylogyrus anguillae compared with Phascolarctos cinereus

Key Differences

• Eel pest is Not Evaluated while koala is Vulnerable.

Taxonomic Classification

Rank	Eel pest	koala
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum	Platyhelminthes (Platyhelminthes)	Chordata (Chordates)
Class	Monogenea (Monogenea)	Mammalia (mamalia)
Order	Dactylogyridea (Dactylogyridea)	Diprotodontia (Marsupials)
Family	Pseudodactylogyridae	Phascolarctidae (Koalas)
Genus	Pseudodactylogyrus	Phascolarctos (Koalas)
Species	Pseudodactylogyrus anguillae	Phascolarctos cinereus

Evolutionary Relationship

Eel pest and koala share a common ancestor at the Kingdom level: Animalia. (hewan)

Conservation Status

Eel pest

NE — Not Evaluated

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Eel pest

Habitat

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

Range

Widely distributed across Africa (South Africa), Europe (14 countries), and North America (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.

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.