Spiral Tarcrust vs Yellow-billed Pintail

Eutypa spinosa compared with Anas georgica

Key Differences

• Spiral Tarcrust is Least Concern while Yellow-billed Pintail is Endangered.

Taxonomic Classification

Rank	Spiral Tarcrust	Yellow-billed Pintail
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Sordariomycetes (Sordariomycetes)	Aves (Birds)
Order	Xylariales (Xylariales)	Anseriformes (Anseriformes)
Family	Diatrypaceae	Anatidae
Genus	Eutypa	Anas
Species	Eutypa spinosa	Anas georgica

Conservation Status

Spiral Tarcrust

LC — Least Concern

Yellow-billed Pintail

EN — Endangered

Physical Characteristics

Attribute	Spiral Tarcrust	Yellow-billed Pintail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Spiral Tarcrust

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Yellow-billed Pintail

Habitat

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

Range

Found across Europe (6 countries) and South America (Colombia, Ecuador). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-billed Pintail

Yellow-billed Pintail (Anas georgica) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway