Brook Alder vs Greenish Puffleg

Alnus maritima compared with Haplophaedia aureliae

Key Differences

• Brook Alder is Endangered while Greenish Puffleg is Least Concern.

Taxonomic Classification

Rank	Brook Alder	Greenish Puffleg
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Fagales (Beeches & Oaks)	Apodiformes (Apodiformes)
Family	Betulaceae	Trochilidae
Genus	Alnus	Haplophaedia
Species	Alnus maritima	Haplophaedia aureliae

Conservation Status

Brook Alder

EN — Endangered

Greenish Puffleg

LC — Least Concern

Physical Characteristics

Attribute	Brook Alder	Greenish Puffleg
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Greenish Puffleg

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Brook Alder

The Brook Alder (Alnus maritima) is a species in the genus Alnus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Greenish Puffleg

A small, greenish hummingbird of humid Andean forests in Colombia, Ecuador, and Panama, greenish pufflegs are named for the distinctive white fluffy leg puffs — feather tufts on the tarsi — shared by all members of the puffleg genus Haplophaedia. They inhabit forest edges and secondary growth at elevations of 800–2,100 meters, foraging for nectar at small flowering plants in the understory. Listed as Least Concern with relatively stable populations across their range.