Epaulard vs Niceforo Maria’s Oldfield Mouse

Orcinus orca compared with Thomasomys nicefori

Key Differences

Epaulard is Data Deficient while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Epaulard	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Cetacea (Whales & Dolphins)	Rodentia (Roedores)
Family	Delphinidae (Oceanic Dolphins)	Cricetidae
Genus	Orcinus (Orcas)	Thomasomys
Species	Orcinus orca	Thomasomys nicefori

Evolutionary Relationship

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

View Class: Mammalia

Conservation Status

Epaulard

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Epaulard	Niceforo Maria’s Oldfield Mouse
Diet	Carnivore	—
Average Lifespan	50 years	—
Average Length	8.0 m	—
Average Weight	5.4 t	—

Habitat & Geographic Range

Epaulard

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

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

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Epaulard

O maior membro da família dos golfinhos, as orcas (Orcinus orca) podem atingir até 9 metros de comprimento e 6 toneladas, sendo encontradas em todos os oceanos, do Ártico ao Antártico. Predadores de topo que vivem em grupos matrilineares com dialetos distintos, estratégias de caça e tradições culturais que diferem entre populações. Algumas populações se especializam em peixes, outras em mamíferos marinhos. Sem predadores naturais, as orcas ocupam o topo de todas as cadeias alimentares marinhas que habitam.