brittlestar vs 美洲潛鴨

Amphiura filiformis compared with Aythya americana

Key Differences

• brittlestar is Least Concern while 美洲潛鴨 is Not Evaluated.

Taxonomic Classification

Rank	brittlestar	美洲潛鴨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Echinodermata (棘皮动物门)	Chordata (脊索动物门)
Class	Ophiuroidea (蛇尾纲)	Aves (鳥綱)
Order	Amphilepidida (阳遂足目)	Anseriformes (雁形目)
Family	Amphiuridae	Anatidae
Genus	Amphiura	Aythya
Species	Amphiura filiformis	Aythya americana

Evolutionary Relationship

brittlestar and 美洲潛鴨 share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

brittlestar

LC — Least Concern

美洲潛鴨

NE — Not Evaluated

Physical Characteristics

Attribute	brittlestar	美洲潛鴨
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

美洲潛鴨

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

美洲潛鴨

赤头潜鸭（Aythya americana）在IUCN红色名录中被列为未评估（NE）。尚未依据IUCN红色名录标准进行评估，保育状况有待确定。

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden