Neotropical otter vs Niceforo Maria’s Oldfield Mouse

Lontra longicaudis compared with Thomasomys nicefori

Key Differences

• Neotropical otter is Data Deficient while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Neotropical otter	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Rodentia (Rodents)
Family	Mustelidae (Weasels & Otters)	Cricetidae
Genus	Lontra	Thomasomys
Species	Lontra longicaudis	Thomasomys nicefori

Evolutionary Relationship

Neotropical otter and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Neotropical otter

DD — Data Deficient

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Neotropical otter	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia