Brown eagle-ray vs Common Seal

Aetomylaeus milvus compared with Phoca vitulina

Key Differences

• Brown eagle-ray is Endangered while Common Seal is Near Threatened.

Taxonomic Classification

Rank	Brown eagle-ray	Common Seal
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	Mammalia (哺乳動物)
Order	Myliobatiformes (鱝目)	Pinnipedia (Seals & Sea Lions)
Family	Myliobatidae	Phocidae (True Seals)
Genus	Aetomylaeus	Phoca (Harbor Seals)
Species	Aetomylaeus milvus	Phoca vitulina

Evolutionary Relationship

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

Conservation Status

Brown eagle-ray

EN — Endangered

Common Seal

NT — Near Threatened

Population: ~500.0K

Trend: Stable →

Physical Characteristics

Attribute	Brown eagle-ray	Common Seal
Diet	—	Carnivore
Average Lifespan	—	30 years
Average Length	—	1.7 m
Average Weight	—	80.0 kg

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.

Common Seal

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Found across Europe (7 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Common Seal

分布最广的鳍足类动物港海豹（Phoca vitulina）栖居于北大西洋和北太平洋温带及亚北极沿海水域。成体体重可达130千克，在海中捕食鱼类、鱿鱼和甲壳动物，并在沙滩或礁岩上休息，两者时间大致相当。大而富有表情的眼睛适应于弱光下的水下视觉。港海豹是虎鲸、鲨鱼和北极熊的重要食物来源。