black howler monkey vs Ray's Knotgrass

Alouatta caraya compared with Polygonum oxyspermum

Key Differences

• black howler monkey is Near Threatened while Ray's Knotgrass is Endangered.

Taxonomic Classification

Rank	black howler monkey	Ray's Knotgrass
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Primates (Primates)	Caryophyllales (Caryophyllales)
Family	Atelidae	Polygonaceae
Genus	Alouatta	Polygonum
Species	Alouatta caraya	Polygonum oxyspermum

Conservation Status

black howler monkey

NT — Near Threatened

Ray's Knotgrass

EN — Endangered

Physical Characteristics

Attribute	black howler monkey	Ray's Knotgrass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

black howler monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ray's Knotgrass

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

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

black howler monkey

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