Alexanders Rust vs Brown Rat

Puccinia smyrnii compared with Rattus norvegicus

Key Differences

• Alexanders Rust is Not Evaluated while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Alexanders Rust	Brown Rat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Pucciniomycetes (Pucciniomycetes)	Mammalia (Mammals)
Order	Pucciniales (Pucciniales)	Rodentia (Rodents)
Family	Pucciniaceae	Muridae (Mice & Rats)
Genus	Puccinia	Rattus
Species	Puccinia smyrnii	Rattus norvegicus

Conservation Status

Alexanders Rust

NE — Not Evaluated

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Alexanders Rust	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alexanders Rust

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Portugal, and United Kingdom.

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).

Alexanders Rust

The Alexanders Rust (Puccinia smyrnii) is a species in the genus Puccinia. Native to Europe, inhabiting ecosystems characteristic of the region.

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:

🇧🇪 Belgium 🇵🇹 Portugal 🇬🇧 United Kingdom