Brown Rat vs Butternut Canker

Rattus norvegicus compared with Ophiognomonia clavigignenti-juglandacearum

Key Differences

• Brown Rat is Least Concern while Butternut Canker is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat	Butternut Canker
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Sordariomycetes (Sordariomycetes)
Order	Rodentia (Rodents)	Diaporthales (Diaporthales)
Family	Muridae (Mice & Rats)	Gnomoniaceae
Genus	Rattus	Ophiognomonia
Species	Rattus norvegicus	Ophiognomonia clavigignenti-juglandacearum

Conservation Status

Brown Rat

LC — Least Concern

Butternut Canker

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat	Butternut Canker
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).

Butternut Canker

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States.

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.

Butternut Canker

The Butternut Canker (Ophiognomonia clavigignenti-juglandacearum) is a species in the genus Ophiognomonia. Native to North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States