Bridge Roller vs Ruff

Ancylis uncella compared with Calidris pugnax

Taxonomic Classification

Rank	Bridge Roller	Ruff
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Arthropoda (节肢动物门)	Chordata (脊索动物门)
Class	Insecta (昆蟲綱)	Aves (鳥綱)
Order	Lepidoptera (鱗翅目)	Charadriiformes (鸻形目)
Family	Tortricidae	Scolopacidae
Genus	Ancylis	Calidris
Species	Ancylis uncella	Calidris pugnax

Evolutionary Relationship

Bridge Roller and Ruff share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Bridge Roller

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Bridge Roller	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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).

Bridge Roller

The Bridge Roller (Ancylis uncella) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden