Merriam’s Pocket Mouse vs Robust Bracket

Perognathus merriami compared with Fomitiporia robusta

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Robust Bracket is Endangered.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Robust Bracket
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Hymenochaetales (Hymenochaetales)
Family	Heteromyidae	Hymenochaetaceae
Genus	Perognathus	Fomitiporia
Species	Perognathus merriami	Fomitiporia robusta

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Robust Bracket

EN — Endangered

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Robust Bracket
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Robust Bracket

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.