Chestnut dunnart vs Green-tailed Trainbearer

Sminthopsis archeri compared with Lesbia nuna

Key Differences

• Chestnut dunnart is Data Deficient while Green-tailed Trainbearer is Least Concern.

Taxonomic Classification

Rank	Chestnut dunnart	Green-tailed Trainbearer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Dasyuromorphia (Dasyuromorphia)	Apodiformes (Apodiformes)
Family	Dasyuridae	Trochilidae
Genus	Sminthopsis	Lesbia
Species	Sminthopsis archeri	Lesbia nuna

Evolutionary Relationship

Chestnut dunnart and Green-tailed Trainbearer share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut dunnart

DD — Data Deficient

Green-tailed Trainbearer

LC — Least Concern

Physical Characteristics

Attribute	Chestnut dunnart	Green-tailed Trainbearer
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut dunnart

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Green-tailed Trainbearer

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Chestnut dunnart

The Chestnut dunnart (Sminthopsis archeri) is a species in the genus Sminthopsis. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Green-tailed Trainbearer

A medium-sized Andean hummingbird with a long, deeply forked green tail — the longest tail relative to body size among trainbearer hummingbirds — male green-tailed trainbearers inhabit open grassland, scrub, and Andean hedgerows from Ecuador to Bolivia at elevations of 2,000–4,000 meters. Males perform aerial display flights with the ornamental tail streaming behind. Found in semi-open Andean landscapes including gardens, agricultural areas, and páramo edges where they feed at diverse flowering plants.