Four-toed Hedgehog vs Humboldt's Squirrel Monkey

Atelerix albiventris compared with Saimiri cassiquiarensis

Key Differences

• Four-toed Hedgehog is Least Concern while Humboldt's Squirrel Monkey is Near Threatened.

Taxonomic Classification

Rank	Four-toed Hedgehog	Humboldt's Squirrel Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Erinaceomorpha (Erinaceomorpha)	Primates (Primates)
Family	Erinaceidae	Cebidae
Genus	Atelerix	Saimiri
Species	Atelerix albiventris	Saimiri cassiquiarensis

Evolutionary Relationship

Four-toed Hedgehog and Humboldt's Squirrel Monkey share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Four-toed Hedgehog

LC — Least Concern

Humboldt's Squirrel Monkey

NT — Near Threatened

Physical Characteristics

Attribute	Four-toed Hedgehog	Humboldt's Squirrel Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.

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.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador