Gray-rumped Swift vs Hotson’s Brush-tailed Mouse

Chaetura cinereiventris compared with Calomyscus hotsoni

Taxonomic Classification

Rank	Gray-rumped Swift	Hotson’s Brush-tailed Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Rodentia (Rodents)
Family	Apodidae	Calomyscidae
Genus	Chaetura	Calomyscus
Species	Chaetura cinereiventris	Calomyscus hotsoni

Evolutionary Relationship

Gray-rumped Swift and Hotson’s Brush-tailed Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-rumped Swift

LC — Least Concern

Hotson’s Brush-tailed Mouse

LC — Least Concern

Physical Characteristics

Attribute	Gray-rumped Swift	Hotson’s Brush-tailed Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-rumped Swift

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Hotson’s Brush-tailed Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray-rumped Swift

Gray-rumped Swift (Chaetura cinereiventris) 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.