Red-billed Duck vs Spearhead Bluet

Anas erythrorhyncha compared with Coenagrion hastulatum

Key Differences

• Red-billed Duck is Least Concern while Spearhead Bluet is Critically Endangered.

Taxonomic Classification

Rank	Red-billed Duck	Spearhead Bluet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Anseriformes (Anseriformes)	Odonata (Odonata)
Family	Anatidae	Coenagrionidae
Genus	Anas	Coenagrion
Species	Anas erythrorhyncha	Coenagrion hastulatum

Evolutionary Relationship

Red-billed Duck and Spearhead Bluet share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Red-billed Duck

LC — Least Concern

Spearhead Bluet

CR — Critically Endangered

Physical Characteristics

Attribute	Red-billed Duck	Spearhead Bluet
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).

Spearhead Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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