Amazonian Nectomys vs Greater Scaup

Nectomys rattus compared with Aythya marila

Key Differences

• Amazonian Nectomys is Least Concern while Greater Scaup is Vulnerable.

Taxonomic Classification

Rank	Amazonian Nectomys	Greater 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	Nectomys	Aythya
Species	Nectomys rattus	Aythya marila

Evolutionary Relationship

Amazonian Nectomys and Greater Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazonian Nectomys

LC — Least Concern

Greater Scaup

VU — Vulnerable

Physical Characteristics

Attribute	Amazonian Nectomys	Greater Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Nectomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Greater Scaup

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Amazonian Nectomys

The Amazonian Nectomys (Nectomys rattus) is a species in the genus Nectomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Greater Scaup

Greater Scaup (Aythya marila) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.