Common Metad vs Threeleaf Halberd Fern

Millardia meltada compared with Tectaria trifoliata

Key Differences

• Common Metad is Least Concern while Threeleaf Halberd Fern is Near Threatened.

Taxonomic Classification

Rank	Common Metad	Threeleaf Halberd Fern
Kingdom	Animalia (동물)	Plantae (식물)
Phylum	Chordata (척삭동물)	Tracheophyta
Class	Mammalia (포유류)	Polypodiopsida (고사리강)
Order	Rodentia (설치류)	Polypodiales (고사리목)
Family	Muridae (Mice & Rats)	Tectariaceae
Genus	Millardia	Tectaria
Species	Millardia meltada	Tectaria trifoliata

Conservation Status

Common Metad

LC — Least Concern

Threeleaf Halberd Fern

NT — Near Threatened

Physical Characteristics

Attribute	Common Metad	Threeleaf Halberd Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Metad

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.

Common Metad

The Common Metad (<em>Millardia meltada</em>) is a rodent belonging to the genus <em>Millardia</em> within the family Muridae. As a member of the Old World rats and mice, this species is typically found in diverse terrestrial and aquatic ecosystems across its range. The Common Metad is classified as Least Concern on the IUCN Red List, indicating that its populations are currently stable and not facing immediate extinction risk. Detailed biological traits such as body length, weight, and lifespan have not been widely documented for this species in available records. Its taxonomy places it within the order Rodentia, which encompasses a broad array of gnawing mammals adapted to a wide variety of ecological niches. While specific dietary habits are not well characterized in the available data, members of the genus <em>Millardia</em> are generally understood to be omnivorous, feeding on plant material and invertebrates typical of their habitat. Ongoing monitoring is important for ensuring this species maintains its current conservation standing.