Bitter Scalewort vs Japanese Squirrel

Porella arboris-vitae compared with Sciurus lis

Key Differences

Bitter Scalewort is Vulnerable while Japanese Squirrel is Least Concern.

Taxonomic Classification

Rank	Bitter Scalewort	Japanese Squirrel
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Chordata (Chordates)
Class	Jungermanniopsida (Jungermanniopsida)	Mammalia (Mammals)
Order	Porellales (Porellales)	Rodentia (Rodents)
Family	Porellaceae	Sciuridae (Squirrels)
Genus	Porella	Sciurus (Tree Squirrels)
Species	Porella arboris-vitae	Sciurus lis

Conservation Status

Bitter Scalewort

VU — Vulnerable

Japanese Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Bitter Scalewort	Japanese Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Scalewort

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Found across Asia (Taiwan) and Europe (5 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Japanese Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

Bitter Scalewort

The Bitter Scalewort (Porella arboris-vitae) is a species in the genus Porella. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia and Europe, inhabiting ecosystems characteristic of the region.