Brown Spider Monkey vs Slender-billed Grackle

Ateles hybridus compared with Quiscalus palustris

Key Differences

• Brown Spider Monkey is Critically Endangered while Slender-billed Grackle is Extinct.

Taxonomic Classification

Rank	Brown Spider Monkey	Slender-billed Grackle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Atelidae	Icteridae
Genus	Ateles	Quiscalus
Species	Ateles hybridus	Quiscalus palustris

Evolutionary Relationship

Brown Spider Monkey and Slender-billed Grackle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Spider Monkey

CR — Critically Endangered

Slender-billed Grackle

EX — Extinct

Physical Characteristics

Attribute	Brown Spider Monkey	Slender-billed Grackle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Spider Monkey

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Slender-billed Grackle

Habitat

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

Range

Found in Norway.

Brown Spider Monkey

The Brown Spider Monkey (Ateles hybridus) is a species in the genus Ateles. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the