黑嘴山巨嘴鸟 vs Common Metad

Andigena nigrirostris compared with Millardia meltada

Taxonomic Classification

Rank	黑嘴山巨嘴鸟	Common Metad
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Aves (鳥綱)	Mammalia (哺乳動物)
Order	Piciformes (鴷形目)	Rodentia (啮齿目)
Family	Ramphastidae	Muridae (Mice & Rats)
Genus	Andigena	Millardia
Species	Andigena nigrirostris	Millardia meltada

Evolutionary Relationship

黑嘴山巨嘴鸟 and Common Metad share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

黑嘴山巨嘴鸟

LC — Least Concern

Common Metad

LC — Least Concern

Physical Characteristics

Attribute	黑嘴山巨嘴鸟	Common Metad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

黑嘴山巨嘴鸟

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Common Metad

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

黑嘴山巨嘴鸟

黑嘴山巨嘴鸟（Andigena nigrirostris）在IUCN红色名录中被列为无危（LC）。该物种在其分布范围内广泛分布、数量丰富，种群稳定，目前没有直接的保育关注。

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.