Amazon Black Howler vs Lesser Pencil-tailed Tree Mouse

Alouatta nigerrima compared with Chiropodomys pusillus

Key Differences

• Amazon Black Howler is Least Concern while Lesser Pencil-tailed Tree Mouse is Data Deficient.

Taxonomic Classification

Rank	Amazon Black Howler	Lesser Pencil-tailed Tree Mouse
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Primates (灵长目)	Rodentia (啮齿目)
Family	Atelidae	Muridae (Mice & Rats)
Genus	Alouatta	Chiropodomys
Species	Alouatta nigerrima	Chiropodomys pusillus

Evolutionary Relationship

Amazon Black Howler and Lesser Pencil-tailed Tree Mouse share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Amazon Black Howler

LC — Least Concern

Lesser Pencil-tailed Tree Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Amazon Black Howler	Lesser Pencil-tailed Tree Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Pencil-tailed Tree Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Amazon Black Howler

The Amazon Black Howler (Alouatta nigerrima) is a species in the genus Alouatta. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.