Brazilian Teal vs

Amazonetta brasiliensis compared with Trichormus variabilis

Key Differences

Brazilian Teal is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Brazilian Teal
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (Chordates)	Cyanobacteria (Cyanobacteria)
Class	Aves (Birds)	Cyanobacteriia
Order	Anseriformes (Anseriformes)	Cyanobacteriales
Family	Anatidae	Nostocaceae
Genus	Amazonetta	Trichormus
Species	Amazonetta brasiliensis	Trichormus variabilis

Conservation Status

Brazilian Teal

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Brazilian Teal
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brazilian Teal

Habitat

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

Range

Found across Europe (5 countries) and South America (Colombia, Ecuador, Venezuela).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Brazilian Teal

Brazilian Teal (Amazonetta brasiliensis) 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.

Trichormus variabilis is a filamentous, nitrogen-fixing cyanobacterium in the family Nostocaceae. It forms heterocysts — specialized nitrogen-fixing cells — within its trichomes and is found in freshwater, soil, and symbiotic associations. Its conservation status is not evaluated.