Red-billed Duck vs Sharp-tooth smooth hound

Anas erythrorhyncha compared with Mustelus dorsalis

Key Differences

• Red-billed Duck is Least Concern while Sharp-tooth smooth hound is Vulnerable.

Taxonomic Classification

Rank	Red-billed Duck	Sharp-tooth smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Chondrichthyes (Cartilaginous Fish)
Order	Anseriformes (Anseriformes)	Carcharhiniformes (Ground Sharks)
Family	Anatidae	Triakidae
Genus	Anas	Mustelus
Species	Anas erythrorhyncha	Mustelus dorsalis

Evolutionary Relationship

Red-billed Duck and Sharp-tooth smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Red-billed Duck

LC — Least Concern

Sharp-tooth smooth hound

VU — Vulnerable

Physical Characteristics

Attribute	Red-billed Duck	Sharp-tooth smooth hound
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).

Sharp-tooth smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.