Adder'S Tongue vs Red-billed Duck

Ophioglossum vulgatum compared with Anas erythrorhyncha

Key Differences

• Adder'S Tongue is Vulnerable while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Adder'S Tongue	Red-billed Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Aves (Birds)
Order	Ophioglossales (Ophioglossales)	Anseriformes (Anseriformes)
Family	Ophioglossaceae	Anatidae
Genus	Ophioglossum	Anas
Species	Ophioglossum vulgatum	Anas erythrorhyncha

Conservation Status

Adder'S Tongue

VU — Vulnerable

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Adder'S Tongue	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adder'S Tongue

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia). 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).

Adder'S Tongue

The Adder'S Tongue (Ophioglossum vulgatum) is a species in the genus Ophioglossum. It is currently classified as Vulnerable on the IUCN Red List. This species inhabits Typically found in moist, shaded forest floors and tropical canopies, found across Belgium, Colombia, Denmark, Norway, and Portugal.

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