brown howler monkey vs Rufous Spinetail

Alouatta guariba compared with Synallaxis unirufa

Key Differences

• brown howler monkey is Vulnerable while Rufous Spinetail is Least Concern.

Taxonomic Classification

Rank	brown howler monkey	Rufous Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Atelidae	Furnariidae
Genus	Alouatta	Synallaxis
Species	Alouatta guariba	Synallaxis unirufa

Evolutionary Relationship

brown howler monkey and Rufous Spinetail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

brown howler monkey

VU — Vulnerable

Rufous Spinetail

LC — Least Concern

Physical Characteristics

Attribute	brown howler monkey	Rufous Spinetail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brown howler monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rufous Spinetail

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

brown howler monkey

The Brown Howler Monkey (Alouatta guariba) is a species in the genus Alouatta. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Rufous Spinetail

Rufous Spinetail (Synallaxis unirufa) 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.