Brown eagle-ray vs Gray-backed Tern

Aetomylaeus milvus compared with Onychoprion lunatus

Key Differences

• Brown eagle-ray is Endangered while Gray-backed Tern is Least Concern.

Taxonomic Classification

Rank	Brown eagle-ray	Gray-backed Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Myliobatiformes (Myliobatiformes)	Charadriiformes (Charadriiformes)
Family	Myliobatidae	Laridae
Genus	Aetomylaeus	Onychoprion
Species	Aetomylaeus milvus	Onychoprion lunatus

Evolutionary Relationship

Brown eagle-ray and Gray-backed Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown eagle-ray

EN — Endangered

Gray-backed Tern

LC — Least Concern

Physical Characteristics

Attribute	Brown eagle-ray	Gray-backed Tern
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.

Gray-backed Tern

Habitat

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

Range

Found in Norway.

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.