Brown Rat vs California maple aphid

Rattus norvegicus compared with Periphyllus californiensis

Key Differences

• Brown Rat is Least Concern while California maple aphid is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat	California maple aphid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Hemiptera (Hemiptera)
Family	Muridae (Mice & Rats)	Aphididae
Genus	Rattus	Periphyllus
Species	Rattus norvegicus	Periphyllus californiensis

Evolutionary Relationship

Brown Rat and California maple aphid share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Rat

LC — Least Concern

California maple aphid

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat	California maple aphid
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).

California maple aphid

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (11 countries) and North America (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.

California maple aphid

The California maple aphid (Periphyllus californiensis) is a species in the genus Periphyllus. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 12 countries:

🇧🇪 Belgium 🇭🇷 Croatia 🇩🇰 Denmark 🇫🇷 France 🇩🇪 Germany 🇮🇹 Italy 🇳🇱 Netherlands 🇳🇴 Norway 🇵🇱 Poland 🇨🇭 Switzerland 🇬🇧 United Kingdom 🇺🇸 United States