Bell's False Brook Salamander vs Common Metad

Isthmura bellii compared with Millardia meltada

Taxonomic Classification

Rank	Bell's False Brook Salamander	Common Metad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Rodentia (Rodents)
Family	Plethodontidae	Muridae (Mice & Rats)
Genus	Isthmura	Millardia
Species	Isthmura bellii	Millardia meltada

Evolutionary Relationship

Bell's False Brook Salamander and Common Metad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bell's False Brook Salamander

LC — Least Concern

Common Metad

LC — Least Concern

Physical Characteristics

Attribute	Bell's False Brook Salamander	Common Metad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bell's False Brook Salamander

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico.

Common Metad

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Bell's False Brook Salamander

The Bell's False Brook Salamander (Isthmura bellii) is a species in the genus Isthmura. It is currently classified as Least Concern on the IUCN Red List. Typically found in freshwater habitats, moist forests, and wetlands.

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.