Giant Northern Peaclam vs koala

Pisidium idahoense compared with Phascolarctos cinereus

Key Differences

• Giant Northern Peaclam is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Giant Northern Peaclam	koala
Kingdom same	Animalia (प्राणी)	Animalia (प्राणी)
Phylum	Mollusca (मोलस्का)	Chordata (रज्जुकी)
Class	Bivalvia (पटलक्लोमी)	Mammalia (स्तनधारी)
Order	Sphaeriida (Sphaeriida)	Diprotodontia (डाएप्रोटोडोंटिया)
Family	Sphaeriidae	Phascolarctidae (Koalas)
Genus	Pisidium	Phascolarctos (Koalas)
Species	Pisidium idahoense	Phascolarctos cinereus

Evolutionary Relationship

Giant Northern Peaclam and koala share a common ancestor at the Kingdom level: Animalia. (प्राणी)

Conservation Status

Giant Northern Peaclam

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Giant Northern Peaclam

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Norway.

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.