Arnoux's beaked whale vs Bat ray

Berardius arnuxii compared with Aetomylaeus maculatus

Key Differences

• Arnoux's beaked whale is Least Concern while Bat ray is Endangered.

Taxonomic Classification

Rank	Arnoux's beaked whale	Bat ray
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Myliobatiformes (トビエイ目)
Family	Hyperoodontidae	Myliobatidae
Genus	Berardius	Aetomylaeus
Species	Berardius arnuxii	Aetomylaeus maculatus

Evolutionary Relationship

Arnoux's beaked whale and Bat ray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Arnoux's beaked whale

LC — Least Concern

Bat ray

EN — Endangered

Physical Characteristics

Attribute	Arnoux's beaked whale	Bat ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arnoux's beaked whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bat 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.

Arnoux's beaked whale

The Arnoux's beaked whale, Berardius arnuxii, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Bat ray

The Bat ray (Aetomylaeus maculatus) 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.