Berry Fern vs Brown Rat

Cystopteris bulbifera compared with Rattus norvegicus

Key Differences

• Berry Fern is Not Evaluated while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Berry Fern	Brown Rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Rodentia (Rodents)
Family	Cystopteridaceae	Muridae (Mice & Rats)
Genus	Cystopteris	Rattus
Species	Cystopteris bulbifera	Rattus norvegicus

Conservation Status

Berry Fern

NE — Not Evaluated

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Berry Fern	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Berry Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Canada, Czech Republic, and United States.

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).

Berry Fern

The Berry Fern (Cystopteris bulbifera) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.

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.

Shared Countries

Both species can be found in 3 countries:

🇨🇦 Canada 🇨🇿 Czech Republic 🇺🇸 United States