Chestnut-collared Longspur vs Flat-skulled Shrew

Calcarius ornatus compared with Sorex roboratus

Key Differences

• Chestnut-collared Longspur is Vulnerable while Flat-skulled Shrew is Least Concern.

Taxonomic Classification

Rank	Chestnut-collared Longspur	Flat-skulled Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Soricomorpha (Soricomorpha)
Family	Calcariidae	Soricidae
Genus	Calcarius	Sorex
Species	Calcarius ornatus	Sorex roboratus

Evolutionary Relationship

Chestnut-collared Longspur and Flat-skulled Shrew share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut-collared Longspur

VU — Vulnerable

Flat-skulled Shrew

LC — Least Concern

Physical Characteristics

Attribute	Chestnut-collared Longspur	Flat-skulled Shrew
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.

Flat-skulled Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.