Big-eared Hopping Mouse vs Common Eider

Notomys macrotis compared with Somateria mollissima

Key Differences

• Big-eared Hopping Mouse is Extinct while Common Eider is Near Threatened.

Taxonomic Classification

Rank	Big-eared Hopping Mouse	Common Eider
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Muridae (Mice & Rats)	Anatidae
Genus	Notomys	Somateria
Species	Notomys macrotis	Somateria mollissima

Evolutionary Relationship

Big-eared Hopping Mouse and Common Eider share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Big-eared Hopping Mouse

EX — Extinct

Common Eider

NT — Near Threatened

Physical Characteristics

Attribute	Big-eared Hopping Mouse	Common Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-eared Hopping Mouse

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-eared Hopping Mouse

The Big-eared Hopping Mouse (Notomys macrotis) is a species in the genus Notomys. It is currently classified as Extinct 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.