Andrews’s Beaked Whale vs Common Eider

Mesoplodon bowdoini compared with Somateria mollissima

Key Differences

• Andrews’s Beaked Whale is Data Deficient while Common Eider is Near Threatened.

Taxonomic Classification

Rank	Andrews’s Beaked Whale	Common Eider
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Anseriformes (Anseriformes)
Family	Hyperoodontidae	Anatidae
Genus	Mesoplodon	Somateria
Species	Mesoplodon bowdoini	Somateria mollissima

Evolutionary Relationship

Andrews’s Beaked Whale and Common Eider share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Andrews’s Beaked Whale

DD — Data Deficient

Common Eider

NT — Near Threatened

Physical Characteristics

Attribute	Andrews’s Beaked Whale	Common Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andrews’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Eider

Habitat

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

Range

Found across Europe (5 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Andrews’s Beaked Whale

The Andrews’s Beaked Whale (Mesoplodon bowdoini) is a species in the genus Mesoplodon. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in diverse terrestrial and aquatic ecosystems.

Common Eider

Common Eider (Somateria mollissima) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.