Red-billed Duck vs Whitley’s cuttlefish

Anas erythrorhyncha compared with Sepia whitleyana

Key Differences

• Red-billed Duck is Least Concern while Whitley’s cuttlefish is Data Deficient.

Taxonomic Classification

Rank	Red-billed Duck	Whitley’s cuttlefish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Aves (Birds)	Cephalopoda (Cephalopods)
Order	Anseriformes (Anseriformes)	Sepiida (Sepiida)
Family	Anatidae	Sepiidae
Genus	Anas	Sepia
Species	Anas erythrorhyncha	Sepia whitleyana

Evolutionary Relationship

Red-billed Duck and Whitley’s cuttlefish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Red-billed Duck

LC — Least Concern

Whitley’s cuttlefish

DD — Data Deficient

Physical Characteristics

Attribute	Red-billed Duck	Whitley’s cuttlefish
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).

Whitley’s cuttlefish

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.