Key Tree Cactus vs Merriam’s Pocket Mouse

Pilosocereus polygonus compared with Perognathus merriami

Taxonomic Classification

Rank	Key Tree Cactus	Merriam’s Pocket Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Caryophyllales (Caryophyllales)	Rodentia (Rodents)
Family	Cactaceae	Heteromyidae
Genus	Pilosocereus	Perognathus
Species	Pilosocereus polygonus	Perognathus merriami

Conservation Status

Key Tree Cactus

LC — Least Concern

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Key Tree Cactus	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Key Tree Cactus

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in Cuba.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.