Blue-tailed Emerald vs Brook Floater

Chlorostilbon mellisugus compared with Alasmidonta varicosa

Key Differences

• Blue-tailed Emerald is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Blue-tailed Emerald	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Aves (Birds)	Bivalvia (Bivalvia)
Order	Apodiformes (Apodiformes)	Unionida (Unionida)
Family	Trochilidae	Unionidae
Genus	Chlorostilbon	Alasmidonta
Species	Chlorostilbon mellisugus	Alasmidonta varicosa

Evolutionary Relationship

Blue-tailed Emerald and Brook Floater share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blue-tailed Emerald

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Blue-tailed Emerald	Brook Floater
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.

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable 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.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.