Chestnut-collared Longspur vs Little Ground Squirrel

Calcarius ornatus compared with Spermophilus pygmaeus

Key Differences

• Chestnut-collared Longspur is Vulnerable while Little Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	Chestnut-collared Longspur	Little Ground Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Rodentia (Rodents)
Family	Calcariidae	Sciuridae (Squirrels)
Genus	Calcarius	Spermophilus
Species	Calcarius ornatus	Spermophilus pygmaeus

Evolutionary Relationship

Chestnut-collared Longspur and Little Ground Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut-collared Longspur

VU — Vulnerable

Little Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Chestnut-collared Longspur	Little Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut-collared Longspur

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Little Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Russia and Ukraine.

Chestnut-collared Longspur

The Chestnut-collared Longspur (Calcarius ornatus) is a species in the genus Calcarius. It is currently classified as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.