Red-billed Duck vs Smooth Shadow Lichen

Anas erythrorhyncha compared with Phaeophyscia ciliata

Key Differences

• Red-billed Duck is Least Concern while Smooth Shadow Lichen is Data Deficient.

Taxonomic Classification

Rank	Red-billed Duck	Smooth Shadow Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Anseriformes (Anseriformes)	Caliciales (Caliciales)
Family	Anatidae	Physciaceae
Genus	Anas	Phaeophyscia
Species	Anas erythrorhyncha	Phaeophyscia ciliata

Conservation Status

Red-billed Duck

LC — Least Concern

Smooth Shadow Lichen

DD — Data Deficient

Physical Characteristics

Attribute	Red-billed Duck	Smooth Shadow Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

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

Range

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

Smooth Shadow Lichen

Habitat

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

Range

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

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 1 countries:

🇳🇴 Norway