Great Blue/Cocoi Heron vs Mountain Ermel

Ardea herodias compared with Ethmia pyrausta

Key Differences

• Great Blue/Cocoi Heron is Least Concern while Mountain Ermel is Endangered.

Taxonomic Classification

Rank	Great Blue/Cocoi Heron	Mountain Ermel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Pelecaniformes (Pelecaniformes)	Lepidoptera (Butterflies & Moths)
Family	Ardeidae	Ethmiidae
Genus	Ardea	Ethmia
Species	Ardea herodias	Ethmia pyrausta

Evolutionary Relationship

Great Blue/Cocoi Heron and Mountain Ermel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Great Blue/Cocoi Heron

LC — Least Concern

Mountain Ermel

EN — Endangered

Physical Characteristics

Attribute	Great Blue/Cocoi Heron	Mountain Ermel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).

Mountain Ermel

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.