Cochabamba Akodont vs 長尾蜂鳥

Akodon siberiae compared with Aglaiocercus kingii

Key Differences

• Cochabamba Akodont is Near Threatened while 長尾蜂鳥 is Least Concern.

Taxonomic Classification

Rank	Cochabamba Akodont	長尾蜂鳥
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	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Rodentia (啮齿目)	Apodiformes (雨燕目)
Family	Cricetidae	Trochilidae
Genus	Akodon	Aglaiocercus
Species	Akodon siberiae	Aglaiocercus kingii

Evolutionary Relationship

Cochabamba Akodont and 長尾蜂鳥 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Cochabamba Akodont

NT — Near Threatened

長尾蜂鳥

LC — Least Concern

Physical Characteristics

Attribute	Cochabamba Akodont	長尾蜂鳥
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cochabamba Akodont

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

長尾蜂鳥

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Cochabamba Akodont

The Cochabamba akodont (Akodon siberiae) is a small South American rodent endemic to the Cochabamba department of Bolivia. A member of the speciose genus Akodon — the so-called grass mice — this species inhabits humid montane grasslands and shrublands in the Andes, typically at elevations between 2,500 and 3,800 metres. Like other akodont rodents, it is primarily granivorous and insectivorous, foraging among dense grass tussocks and low vegetation for seeds, invertebrates, and plant material. The species is fossorial to a degree, constructing runways and shallow burrows beneath grass cover that provide shelter from predators including raptors and small carnivores. Akodon siberiae was described relatively recently from specimens collected in the Cochabamba region and remains poorly known; much of its ecology and reproductive biology has been inferred from better-studied congeners. Population size estimates are unavailable, though the IUCN classifies it as Near Threatened due to its restricted range and ongoing habitat conversion driven by agricultural expansion, livestock grazing, and burning of Andean grasslands. The species may have some tolerance for modified habitats but its dependence on intact puna and montane scrub makes it vulnerable to continued land-use change. Conservation measures such as protection of remnant native grassland within its limited range are considered important for its long-term persistence.

長尾蜂鳥

长尾精灵蜂鸟(Aglaiocercus kingii)是装饰最为华丽的蜂鸟之一。雄性具有虹彩绿色羽毛和极度延长的带状外侧尾羽,可达22厘米,超过体长的三倍。分布于哥伦比亚和委内瑞拉安第斯云雾林海拔1400至2800米处。雄性会进行精心的展示飞行以吸引雌性。其华美的尾羽是雌性偏好驱动性选择的经典案例。