Gray-rumped Swift vs Humboldt's Squirrel Monkey

Chaetura cinereiventris compared with Saimiri cassiquiarensis

Key Differences

• Gray-rumped Swift is Least Concern while Humboldt's Squirrel Monkey is Near Threatened.

Taxonomic Classification

Rank	Gray-rumped Swift	Humboldt's Squirrel Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Primates (Primates)
Family	Apodidae	Cebidae
Genus	Chaetura	Saimiri
Species	Chaetura cinereiventris	Saimiri cassiquiarensis

Evolutionary Relationship

Gray-rumped Swift and Humboldt's Squirrel Monkey share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-rumped Swift

LC — Least Concern

Humboldt's Squirrel Monkey

NT — Near Threatened

Physical Characteristics

Attribute	Gray-rumped Swift	Humboldt's Squirrel Monkey
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.

Humboldt's Squirrel Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador