Ruff vs Surfbird

Calidris pugnax compared with Calidris virgata

Taxonomic Classification

Rank	Ruff	Surfbird
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 same	Aves (鳥綱)	Aves (鳥綱)
Order same	Charadriiformes (鸻形目)	Charadriiformes (鸻形目)
Family same	Scolopacidae	Scolopacidae
Genus same	Calidris	Calidris
Species	Calidris pugnax	Calidris virgata

Evolutionary Relationship

Ruff and Surfbird share a common ancestor at the Genus level: Calidris.

Conservation Status

Ruff

LC — Least Concern

Surfbird

LC — Least Concern

Physical Characteristics

Attribute	Ruff	Surfbird
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).

Surfbird

Habitat

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

Range

Distributed across Colombia and Norway.

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 2 countries:

🇨🇴 Colombia 🇳🇴 Norway