Merriam’s Pocket Mouse vs Yellow-billed Pintail

Perognathus merriami compared with Anas georgica

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Yellow-billed Pintail is Endangered.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Yellow-billed Pintail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Heteromyidae	Anatidae
Genus	Perognathus	Anas
Species	Perognathus merriami	Anas georgica

Evolutionary Relationship

Merriam’s Pocket Mouse and Yellow-billed Pintail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Yellow-billed Pintail

EN — Endangered

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Yellow-billed Pintail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Yellow-billed Pintail

Habitat

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

Range

Found across Europe (6 countries) and South America (Colombia, Ecuador). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-billed Pintail

Yellow-billed Pintail (Anas georgica) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.