Laotian langur vs Rufous-headed Pygmy-Tyrant

Trachypithecus laotum compared with Pseudotriccus ruficeps

Key Differences

• Laotian langur is Endangered while Rufous-headed Pygmy-Tyrant is Least Concern.

Taxonomic Classification

Rank	Laotian langur	Rufous-headed Pygmy-Tyrant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Cercopithecidae (Old World Monkeys)	Tyrannidae
Genus	Trachypithecus	Pseudotriccus
Species	Trachypithecus laotum	Pseudotriccus ruficeps

Evolutionary Relationship

Laotian langur and Rufous-headed Pygmy-Tyrant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Laotian langur

EN — Endangered

Rufous-headed Pygmy-Tyrant

LC — Least Concern

Physical Characteristics

Attribute	Laotian langur	Rufous-headed Pygmy-Tyrant
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Laotian langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rufous-headed Pygmy-Tyrant

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Rufous-headed Pygmy-Tyrant

Rufous-headed Pygmy-Tyrant (Pseudotriccus ruficeps) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.