Lesser Capybara vs Tufted Duck

Hydrochoerus isthmius compared with Aythya fuligula

Key Differences

• Lesser Capybara is Data Deficient while Tufted Duck is Least Concern.

Taxonomic Classification

Rank	Lesser Capybara	Tufted Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Caviidae	Anatidae
Genus	Hydrochoerus	Aythya
Species	Hydrochoerus isthmius	Aythya fuligula

Evolutionary Relationship

Lesser Capybara and Tufted Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Capybara

DD — Data Deficient

Tufted Duck

LC — Least Concern

Physical Characteristics

Attribute	Lesser Capybara	Tufted Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Capybara

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Tufted Duck

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (United States).

Tufted Duck

Tufted Duck (Aythya fuligula) 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.