Common Crossbill vs Two-Barred Crossbill

Loxia curvirostra compared with Loxia leucoptera

Key Differences

• Common Crossbill is Vulnerable while Two-Barred Crossbill is Not Evaluated.

Taxonomic Classification

Rank	Common Crossbill	Two-Barred Crossbill
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Passeriformes (Songbirds)	Passeriformes (Songbirds)
Family same	Fringillidae	Fringillidae
Genus same	Loxia	Loxia
Species	Loxia curvirostra	Loxia leucoptera

Evolutionary Relationship

Common Crossbill and Two-Barred Crossbill share a common ancestor at the Genus level: Loxia.

Conservation Status

Common Crossbill

VU — Vulnerable

Two-Barred Crossbill

NE — Not Evaluated

Physical Characteristics

Attribute	Common Crossbill	Two-Barred Crossbill
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Crossbill

Habitat

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

Range

Found across Europe (6 countries) and North America (United States). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Two-Barred Crossbill

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Common Crossbill

Common Crossbill (Loxia curvirostra) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden 🇺🇸 United States