Chalk Screw-moss vs Mountain Water Rat

Tortula vahliana compared with Baiyankamys habbema

Key Differences

• Chalk Screw-moss is Vulnerable while Mountain Water Rat is Data Deficient.

Taxonomic Classification

Rank	Chalk Screw-moss	Mountain Water Rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Chordata (Chordates)
Class	Bryopsida (Bryopsida)	Mammalia (Mammals)
Order	Pottiales (Pottiales)	Rodentia (Rodents)
Family	Pottiaceae	Muridae (Mice & Rats)
Genus	Tortula	Baiyankamys
Species	Tortula vahliana	Baiyankamys habbema

Conservation Status

Chalk Screw-moss

VU — Vulnerable

Mountain Water Rat

DD — Data Deficient

Physical Characteristics

Attribute	Chalk Screw-moss	Mountain Water Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chalk Screw-moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Norway, and Portugal. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Mountain Water Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Chalk Screw-moss

The Chalk Screw-moss (Tortula vahliana) is a species in the genus Tortula. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.