Black-eared Deermouse vs Chestnut-collared Longspur

Peromyscus melanotis compared with Calcarius ornatus

Key Differences

• Black-eared Deermouse is Least Concern while Chestnut-collared Longspur is Vulnerable.

Taxonomic Classification

Rank	Black-eared Deermouse	Chestnut-collared Longspur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Cricetidae	Calcariidae
Genus	Peromyscus	Calcarius
Species	Peromyscus melanotis	Calcarius ornatus

Evolutionary Relationship

Black-eared Deermouse and Chestnut-collared Longspur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-eared Deermouse

LC — Least Concern

Chestnut-collared Longspur

VU — Vulnerable

Physical Characteristics

Attribute	Black-eared Deermouse	Chestnut-collared Longspur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-eared Deermouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Black-eared Deermouse

The Black-eared Deermouse (Peromyscus melanotis) is a species in the genus Peromyscus. It is currently classified as Least Concern on the IUCN Red List. 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.