Large Oecomys vs Sandwich Tern

Oecomys superans compared with Thalasseus sandvicensis

Taxonomic Classification

Rank	Large Oecomys	Sandwich Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Charadriiformes (Charadriiformes)
Family	Cricetidae	Laridae
Genus	Oecomys	Thalasseus
Species	Oecomys superans	Thalasseus sandvicensis

Evolutionary Relationship

Large Oecomys and Sandwich Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Large Oecomys

LC — Least Concern

Sandwich Tern

LC — Least Concern

Physical Characteristics

Attribute	Large Oecomys	Sandwich Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Large Oecomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Sandwich Tern

Habitat

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

Range

Found across Europe (4 countries) and South America (Colombia, Ecuador, Venezuela).

Sandwich Tern

Sandwich Tern (Thalasseus sandvicensis) 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 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador