Big-footed Myotis vs Common Eider

Myotis macrodactylus compared with Somateria mollissima

Key Differences

• Big-footed Myotis is Least Concern while Common Eider is Near Threatened.

Taxonomic Classification

Rank	Big-footed Myotis	Common Eider
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Anseriformes (Anseriformes)
Family	Vespertilionidae	Anatidae
Genus	Myotis	Somateria
Species	Myotis macrodactylus	Somateria mollissima

Evolutionary Relationship

Big-footed Myotis and Common Eider share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big-footed Myotis

LC — Least Concern

Common Eider

NT — Near Threatened

Physical Characteristics

Attribute	Big-footed Myotis	Common Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-footed Myotis

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.

Big-footed Myotis

The Big-footed Myotis (Myotis macrodactylus) is a species in the genus Myotis. It is currently classified as Least Concern on the IUCN Red List. 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.