Amazon Black Howler vs Bay-shark

Alouatta nigerrima compared with Carcharhinus obscurus

Key Differences

Amazon Black Howler is Least Concern while Bay-shark is Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Bay-shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Primates (Primates)	Carcharhiniformes (Ground Sharks)
Family	Atelidae	Carcharhinidae
Genus	Alouatta	Carcharhinus
Species	Alouatta nigerrima	Carcharhinus obscurus

Evolutionary Relationship

Amazon Black Howler and Bay-shark share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Amazon Black Howler

LC — Least Concern

Bay-shark

EN — Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Bay-shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bay-shark

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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

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.

Bay-shark

The Bay-shark (Carcharhinus obscurus) is a species in the genus Carcharhinus. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.