Brown eagle-ray vs 剑鸻

Aetomylaeus milvus compared with Charadrius hiaticula

Key Differences

• Brown eagle-ray is Endangered while 剑鸻 is Critically Endangered.

Taxonomic Classification

Rank	Brown eagle-ray	剑鸻
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	Charadriidae
Genus	Aetomylaeus	Charadrius
Species	Aetomylaeus milvus	Charadrius hiaticula

Evolutionary Relationship

Brown eagle-ray and 剑鸻 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Brown eagle-ray

EN — Endangered

剑鸻

CR — Critically Endangered

Physical Characteristics

Attribute	Brown eagle-ray	剑鸻
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.

剑鸻

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries) and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

剑鸻

剑鸻（Charadrius hiaticula）在IUCN红色名录中被列为极危（CR）。由于种群数量严重下降和栖息地丧失，在野外面临极高的灭绝风险。