Hammond's Oryzomys vs Lesser Scaup

Mindomys hammondi compared with Aythya affinis

Key Differences

• Hammond's Oryzomys is Endangered while Lesser Scaup is Least Concern.

Taxonomic Classification

Rank	Hammond's Oryzomys	Lesser Scaup
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Mindomys	Aythya
Species	Mindomys hammondi	Aythya affinis

Evolutionary Relationship

Hammond's Oryzomys and Lesser Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hammond's Oryzomys

EN — Endangered

Lesser Scaup

LC — Least Concern

Physical Characteristics

Attribute	Hammond's Oryzomys	Lesser Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hammond's Oryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Lesser Scaup

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Lesser Scaup

Lesser Scaup (Aythya affinis) 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.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador