Chalk Screw-moss vs Davison’s Mastiff Bat

Tortula vahliana compared with Promops davisoni

Key Differences

• Chalk Screw-moss is Vulnerable while Davison’s Mastiff Bat is Data Deficient.

Taxonomic Classification

Rank	Chalk Screw-moss	Davison’s Mastiff Bat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Chordata (Chordates)
Class	Bryopsida (Bryopsida)	Mammalia (Mammals)
Order	Pottiales (Pottiales)	Chiroptera (Bats)
Family	Pottiaceae	Molossidae
Genus	Tortula	Promops
Species	Tortula vahliana	Promops davisoni

Conservation Status

Chalk Screw-moss

VU — Vulnerable

Davison’s Mastiff Bat

DD — Data Deficient

Physical Characteristics

Attribute	Chalk Screw-moss	Davison’s Mastiff Bat
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.

Davison’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

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.