Blue-tailed Emerald vs Cottontop Tamarin

Chlorostilbon mellisugus compared with Saguinus oedipus

Key Differences

• Blue-tailed Emerald is Least Concern while Cottontop Tamarin is Critically Endangered.

Taxonomic Classification

Rank	Blue-tailed Emerald	Cottontop Tamarin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Apodiformes (Apodiformes)	Primates (Primates)
Family	Trochilidae	Callitrichidae
Genus	Chlorostilbon	Saguinus
Species	Chlorostilbon mellisugus	Saguinus oedipus

Evolutionary Relationship

Blue-tailed Emerald and Cottontop Tamarin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blue-tailed Emerald

LC — Least Concern

Cottontop Tamarin

CR — Critically Endangered

Physical Characteristics

Attribute	Blue-tailed Emerald	Cottontop Tamarin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue-tailed Emerald

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Cottontop Tamarin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Blue-tailed Emerald

A small, jewel-like hummingbird named for the brilliant blue-green iridescence of the tail feathers, male blue-tailed emeralds display glittering green plumage throughout with a contrasting deep blue-green forked tail. Found in lowland tropical forest edges, savannas, and gardens from Venezuela and Colombia east to Trinidad and south to Bolivia and Brazil. They are common in disturbed and secondary habitats, making them relatively resilient to habitat modification compared to more specialized hummingbirds.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia