Greater Scaup vs Long-tailed Ground Squirrel

Aythya marila compared with Urocitellus undulatus

Key Differences

• Greater Scaup is Vulnerable while Long-tailed Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	Greater Scaup	Long-tailed Ground Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Rodentia (Rodents)
Family	Anatidae	Sciuridae (Squirrels)
Genus	Aythya	Urocitellus
Species	Aythya marila	Urocitellus undulatus

Evolutionary Relationship

Greater Scaup and Long-tailed Ground Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Greater Scaup

VU — Vulnerable

Long-tailed Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Greater Scaup	Long-tailed Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Scaup

Habitat

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

Range

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

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Greater Scaup

Greater Scaup (Aythya marila) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.