Brook Floater vs Buff-winged Starfrontlet

Alasmidonta varicosa compared with Coeligena lutetiae

Key Differences

• Brook Floater is Vulnerable while Buff-winged Starfrontlet is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Buff-winged Starfrontlet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Aves (Birds)
Order	Unionida (Unionida)	Apodiformes (Apodiformes)
Family	Unionidae	Trochilidae
Genus	Alasmidonta	Coeligena
Species	Alasmidonta varicosa	Coeligena lutetiae

Evolutionary Relationship

Brook Floater and Buff-winged Starfrontlet share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Buff-winged Starfrontlet

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Buff-winged Starfrontlet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Buff-winged Starfrontlet

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

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.

Buff-winged Starfrontlet

A large, distinctive hummingbird with iridescent green upper parts and distinctive buff-colored wing patches visible in flight, buff-winged starfrontlets inhabit humid montane forests of Ecuador and southern Colombia at elevations between 1,500–3,600 meters. Males bear a glittering blue-green gorget and iridescent crown. They are primarily nectar feeders at large flowering trees and epiphytic bromeliads. Listed as Least Concern but sensitive to deforestation of Andean cloud forest.