Hector s Dolphin vs Red-billed Duck

Cephalorhynchus hectori compared with Anas erythrorhyncha

Key Differences

• Hector s Dolphin is Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Hector s Dolphin	Red-billed Duck
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Mammalia (lớp Thú)	Aves (chim)
Order	Cetacea (Whales & Dolphins)	Anseriformes (bộ Ngỗng)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Cephalorhynchus	Anas
Species	Cephalorhynchus hectori	Anas erythrorhyncha

Evolutionary Relationship

Hector s Dolphin and Red-billed Duck share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Hector s Dolphin

EN — Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Hector s Dolphin	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hector s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Red-billed Duck

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries) and South America (Ecuador).

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.