Brown eagle-ray vs Great Blue/Cocoi Heron

Aetomylaeus milvus compared with Ardea herodias

Key Differences

• Brown eagle-ray is Endangered while Great Blue/Cocoi Heron is Least Concern.

Taxonomic Classification

Rank	Brown eagle-ray	Great Blue/Cocoi Heron
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Elasmobranchii	Aves (طيور)
Order	Myliobatiformes (لخمة بهشية)	Pelecaniformes (بجعيات)
Family	Myliobatidae	Ardeidae
Genus	Aetomylaeus	Ardea
Species	Aetomylaeus milvus	Ardea herodias

Evolutionary Relationship

Brown eagle-ray and Great Blue/Cocoi Heron share a common ancestor at the Phylum level: Chordata. (حبليات)

Conservation Status

Brown eagle-ray

EN — Endangered

Great Blue/Cocoi Heron

LC — Least Concern

Physical Characteristics

Attribute	Brown eagle-ray	Great Blue/Cocoi Heron
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown eagle-ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Brown eagle-ray

The Brown Eagle-ray (Aetomylaeus milvus) is a species in the genus Aetomylaeus. It is currently classified as Endangered on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

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.