Merriam’s Pocket Mouse vs Mountain Water Rat

Perognathus merriami compared with Baiyankamys habbema

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Mountain Water Rat is Data Deficient.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Mountain Water Rat
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order same	Rodentia (啮齿目)	Rodentia (啮齿目)
Family	Heteromyidae	Muridae (Mice & Rats)
Genus	Perognathus	Baiyankamys
Species	Perognathus merriami	Baiyankamys habbema

Evolutionary Relationship

Merriam’s Pocket Mouse and Mountain Water Rat share a common ancestor at the Order level: Rodentia. (啮齿目)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Mountain Water Rat

DD — Data Deficient

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Mountain Water Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Mountain Water Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.