Broad-barred Knot-horn vs Ruff

Acrobasis consociella compared with Calidris pugnax

Taxonomic Classification

Rank	Broad-barred Knot-horn	Ruff
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Charadriiformes (Charadriiformes)
Family	Pyralidae	Scolopacidae
Genus	Acrobasis	Calidris
Species	Acrobasis consociella	Calidris pugnax

Evolutionary Relationship

Broad-barred Knot-horn and Ruff share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Broad-barred Knot-horn

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Broad-barred Knot-horn	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broad-barred Knot-horn

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).

Broad-barred Knot-horn

The Broad-barred Knot-horn (Acrobasis consociella) is a species in the genus Acrobasis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Ruff

Ruff (Calidris pugnax) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

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