Brown Rat vs jagged germanderwort

Rattus norvegicus compared with Riccardia chamedryfolia

Key Differences

Brown Rat is Least Concern while jagged germanderwort is Vulnerable.

Taxonomic Classification

Rank	Brown Rat	jagged germanderwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Marchantiophyta (liverwort)
Class	Mammalia (Mammals)	Jungermanniopsida (Jungermanniopsida)
Order	Rodentia (Rodents)	Metzgeriales (Metzgeriales)
Family	Muridae (Mice & Rats)	Aneuraceae
Genus	Rattus	Riccardia
Species	Rattus norvegicus	Riccardia chamedryfolia

Conservation Status

Brown Rat

LC — Least Concern

jagged germanderwort

VU — Vulnerable

Physical Characteristics

Attribute	Brown Rat	jagged germanderwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

jagged germanderwort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Brazil). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Rat

Brown Rat (Rattus norvegicus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.