black-headed spider monkey vs Brown Thornbill

Ateles fusciceps compared with Acanthiza pusilla

Key Differences

• black-headed spider monkey is Endangered while Brown Thornbill is Least Concern.

Taxonomic Classification

Rank	black-headed spider monkey	Brown Thornbill
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Atelidae	Acanthizidae
Genus	Ateles	Acanthiza
Species	Ateles fusciceps	Acanthiza pusilla

Evolutionary Relationship

black-headed spider monkey and Brown Thornbill share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

black-headed spider monkey

EN — Endangered

Brown Thornbill

LC — Least Concern

Physical Characteristics

Attribute	black-headed spider monkey	Brown Thornbill
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

black-headed spider monkey

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Thornbill

Habitat

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

Range

Found in Norway.

black-headed spider monkey

The Black-Headed Spider Monkey (Ateles fusciceps) is a species in the genus Ateles. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Brown Thornbill

The Brown Thornbill (Acanthiza pusilla) is a species in the genus Acanthiza. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.