Amazon Black Howler vs Great Blue/Cocoi Heron

Alouatta nigerrima compared with Ardea herodias

Taxonomic Classification

Rank	Amazon Black Howler	Great Blue/Cocoi Heron
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Mammalia (lớp Thú)	Aves (chim)
Order	Primates (bộ Linh trưởng)	Pelecaniformes (bộ Bồ nông)
Family	Atelidae	Ardeidae
Genus	Alouatta	Ardea
Species	Alouatta nigerrima	Ardea herodias

Evolutionary Relationship

Amazon Black Howler and Great Blue/Cocoi Heron share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Amazon Black Howler

LC — Least Concern

Great Blue/Cocoi Heron

LC — Least Concern

Physical Characteristics

Attribute	Amazon Black Howler	Great Blue/Cocoi Heron
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Great Blue/Cocoi Heron

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

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.

Great Blue/Cocoi Heron

Great Blue/Cocoi Heron (Ardea herodias) 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.