Guam Flying Fox vs Merriam’s Pocket Mouse

Pteropus tokudae compared with Perognathus merriami

Key Differences

• Guam Flying Fox is Extinct while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Guam Flying Fox	Merriam’s Pocket Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Chiroptera (Bats)	Rodentia (Rodents)
Family	Pteropodidae (Fruit Bats)	Heteromyidae
Genus	Pteropus (Flying Foxes)	Perognathus
Species	Pteropus tokudae	Perognathus merriami

Evolutionary Relationship

Guam Flying Fox and Merriam’s Pocket Mouse share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Guam Flying Fox

EX — Extinct

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Guam Flying Fox	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guam Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.