Common Blue vs Lesser Pencil-tailed Tree Mouse

Polyommatus icarus compared with Chiropodomys pusillus

Key Differences

• Common Blue is Least Concern while Lesser Pencil-tailed Tree Mouse is Data Deficient.

Taxonomic Classification

Rank	Common Blue	Lesser Pencil-tailed Tree Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Lycaenidae	Muridae (Mice & Rats)
Genus	Polyommatus	Chiropodomys
Species	Polyommatus icarus	Chiropodomys pusillus

Evolutionary Relationship

Common Blue and Lesser Pencil-tailed Tree Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Blue

LC — Least Concern

Lesser Pencil-tailed Tree Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Common Blue	Lesser Pencil-tailed Tree Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Blue

Habitat

Inhabits Mediterranean forests and woodlands within the Palearctic biogeographic realm.

Range

Widely distributed across Asia (Cyprus), Europe (40 countries), and North America (United States).

Lesser Pencil-tailed Tree Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Blue

Common Blue (Polyommatus icarus) 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.