Red-billed Duck vs Speartooth shark

Anas erythrorhyncha compared with Glyphis glyphis

Key Differences

• Red-billed Duck is Least Concern while Speartooth shark is Vulnerable.

Taxonomic Classification

Rank	Red-billed Duck	Speartooth shark
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	Carcharhinidae
Genus	Anas	Glyphis
Species	Anas erythrorhyncha	Glyphis glyphis

Evolutionary Relationship

Red-billed Duck and Speartooth shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Red-billed Duck

LC — Least Concern

Speartooth shark

VU — Vulnerable

Physical Characteristics

Attribute	Red-billed Duck	Speartooth shark
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).

Speartooth shark

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.