Black Howler Monkey vs Great Blue/Cocoi Heron

Alouatta pigra compared with Ardea herodias

Key Differences

• Black Howler Monkey is Endangered while Great Blue/Cocoi Heron is Least Concern.

Taxonomic Classification

Rank	Black Howler Monkey	Great Blue/Cocoi Heron
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Aves (นก)
Order	Primates (อันดับวานร)	Pelecaniformes (อันดับนกกระทุง)
Family	Atelidae	Ardeidae
Genus	Alouatta	Ardea
Species	Alouatta pigra	Ardea herodias

Evolutionary Relationship

Black Howler Monkey and Great Blue/Cocoi Heron share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Black Howler Monkey

EN — Endangered

Great Blue/Cocoi Heron

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Black Howler Monkey

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).

Black Howler Monkey

The Black Howler Monkey (Alouatta pigra) is a species in the genus Alouatta. It is currently classified as Endangered 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.