Blunt-headed Salamander vs Green-tailed Trainbearer

Ambystoma amblycephalum compared with Lesbia nuna

Key Differences

• Blunt-headed Salamander is Critically Endangered while Green-tailed Trainbearer is Least Concern.

Taxonomic Classification

Rank	Blunt-headed Salamander	Green-tailed Trainbearer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Aves (Birds)
Order	Caudata (Caudata)	Apodiformes (Apodiformes)
Family	Ambystomatidae	Trochilidae
Genus	Ambystoma	Lesbia
Species	Ambystoma amblycephalum	Lesbia nuna

Evolutionary Relationship

Blunt-headed Salamander and Green-tailed Trainbearer share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blunt-headed Salamander

CR — Critically Endangered

Green-tailed Trainbearer

LC — Least Concern

Physical Characteristics

Attribute	Blunt-headed Salamander	Green-tailed Trainbearer
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blunt-headed Salamander

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Green-tailed Trainbearer

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Blunt-headed Salamander

The Blunt-headed Salamander (Ambystoma amblycephalum) is a species in the genus Ambystoma. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neo

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.