Merriam’s Pocket Mouse vs Threeleaf Halberd Fern

Perognathus merriami compared with Tectaria trifoliata

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Threeleaf Halberd Fern is Near Threatened.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Threeleaf Halberd Fern
Kingdom	Animalia (สัตว์)	Plantae (พืช)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Tracheophyta
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Polypodiopsida (Polypodiopsida)
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Polypodiales (Polypodiales)
Family	Heteromyidae	Tectariaceae
Genus	Perognathus	Tectaria
Species	Perognathus merriami	Tectaria trifoliata

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Threeleaf Halberd Fern

NT — Near Threatened

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Threeleaf Halberd Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Threeleaf Halberd Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Brazil, Colombia, and Cuba. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.