brown point snail vs Ruff

Acicula fusca compared with Calidris pugnax

Key Differences

• brown point snail is Extinct while Ruff is Least Concern.

Taxonomic Classification

Rank	brown point snail	Ruff
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Mollusca (軟体動物)	Chordata (脊索動物)
Class	Gastropoda (腹足綱)	Aves (鳥類)
Order	Architaenioglossa (原始紐舌目)	Charadriiformes (チドリ目)
Family	Aciculidae	Scolopacidae
Genus	Acicula	Calidris
Species	Acicula fusca	Calidris pugnax

Evolutionary Relationship

brown point snail and Ruff share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

brown point snail

EX — Extinct

Ruff

LC — Least Concern

Physical Characteristics

Attribute	brown point snail	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brown point snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium and Norway.

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).

brown point snail

The Brown Point Snail (Acicula fusca) is a species in the genus Acicula. It is currently classified as Extinct on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Ruff

Ruff（Calidris pugnax）は IUCN レッドリストで軽度懸念（LC）に分類されている。分布域全体に広く分布し個体数も豊富で、個体群は安定しており差し迫った保全上の懸念はない。

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway