Bat ray vs Ruff

Aetomylaeus maculatus compared with Calidris pugnax

Key Differences

• Bat ray is Endangered while Ruff is Least Concern.

Taxonomic Classification

Rank	Bat ray	Ruff
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Elasmobranchii	Aves (鳥綱)
Order	Myliobatiformes (鱝目)	Charadriiformes (鸻形目)
Family	Myliobatidae	Scolopacidae
Genus	Aetomylaeus	Calidris
Species	Aetomylaeus maculatus	Calidris pugnax

Evolutionary Relationship

Bat ray and Ruff share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Bat ray

EN — Endangered

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Bat ray	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Ruff

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela).

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.

Ruff

流苏鹬（Calidris pugnax）在IUCN红色名录中被列为无危（LC）。在其分布范围内广泛分布且数量丰富，种群稳定，无迫切保护忧虑。

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan