Bishop ray vs Crested Shelduck

Aetobatus narinari compared with Tadorna cristata

Key Differences

• Bishop ray is Near Threatened while Crested Shelduck is Critically Endangered.

Taxonomic Classification

Rank	Bishop ray	Crested Shelduck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Myliobatiformes (Myliobatiformes)	Anseriformes (Anseriformes)
Family	Myliobatidae	Anatidae
Genus	Aetobatus	Tadorna
Species	Aetobatus narinari	Tadorna cristata

Evolutionary Relationship

Bishop ray and Crested Shelduck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bishop ray

NT — Near Threatened

Crested Shelduck

CR — Critically Endangered

Physical Characteristics

Attribute	Bishop ray	Crested Shelduck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bishop ray

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Colombia, Taiwan, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Crested Shelduck

Habitat

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

Range

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

Bishop ray

The Bishop ray (Aetobatus narinari) is a species in the genus Aetobatus. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia and South America, inhabiting ecosystems characteristic of the region.