Cramp Balls vs Red-billed Duck

Daldinia concentrica compared with Anas erythrorhyncha

Key Differences

• Cramp Balls is Vulnerable while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Cramp Balls	Red-billed Duck
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Sordariomycetes (Sordariomycetes)	Aves (Birds)
Order	Xylariales (Xylariales)	Anseriformes (Anseriformes)
Family	Hypoxylaceae	Anatidae
Genus	Daldinia	Anas
Species	Daldinia concentrica	Anas erythrorhyncha

Conservation Status

Cramp Balls

VU — Vulnerable

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Cramp Balls	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cramp Balls

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Brazil). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) 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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway