Common Swift vs Gray-bellied Squirrel

Apus apus compared with Callosciurus caniceps

Taxonomic Classification

Rank	Common Swift	Gray-bellied Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Rodentia (Rodents)
Family	Apodidae	Sciuridae (Squirrels)
Genus	Apus	Callosciurus
Species	Apus apus	Callosciurus caniceps

Evolutionary Relationship

Common Swift and Gray-bellied Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Swift

LC — Least Concern

Gray-bellied Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Common Swift	Gray-bellied Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Swift

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries).

Gray-bellied Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Swift

Common Swift (Apus apus) 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.