Common Metad vs

Millardia meltada compared with Euglena mutabilis

Key Differences

• Common Metad is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Common Metad
Kingdom	Animalia (Animals)	Protozoa (protozoa)
Phylum	Chordata (Chordates)	Euglenozoa (Euglenozoa)
Class	Mammalia (Mammals)	Euglenoidea (Euglenoidea)
Order	Rodentia (Rodents)	Euglenida (Euglenida)
Family	Muridae (Mice & Rats)	Euglenaceae
Genus	Millardia	Euglena
Species	Millardia meltada	Euglena mutabilis

Conservation Status

Common Metad

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Common Metad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Metad

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Brazil, Sweden, and Taiwan.

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.

Euglena mutabilis is a unicellular euglenid protist notable for its highly flexible cell body, capable of rapid shape changes through metaboly. It inhabits acidic freshwater environments, including acid mine drainage and bog pools with low pH. This mixotrophic organism performs photosynthesis in light and absorbs dissolved organic compounds when light is absent.