Comadreja Orejas Negras vs Delfín tonina

Didelphis aurita compared with Tursiops truncatus

Taxonomic Classification

Rank	Comadreja Orejas Negras	Delfín tonina
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Didelphimorphia (Didelphimorphia)	Cetacea (Whales & Dolphins)
Family	Didelphidae	Delphinidae (Oceanic Dolphins)
Genus	Didelphis	Tursiops (Bottlenose Dolphins)
Species	Didelphis aurita	Tursiops truncatus

Evolutionary Relationship

Comadreja Orejas Negras and Delfín tonina share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Comadreja Orejas Negras

LC — Least Concern

Delfín tonina

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Comadreja Orejas Negras	Delfín tonina
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Comadreja Orejas Negras

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Delfín tonina

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 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Comadreja Orejas Negras

The Big-eared opossum (Didelphis aurita) is a species in the genus Didelphis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Delfín tonina

La especie de delfín más estudiada y reconocida, los delfines mulares habitan océanos cálidos y templados de todo el mundo, desde las aguas costeras poco profundas hasta el mar abierto. Altamente inteligentes con grandes cerebros en relación con el tamaño corporal, demuestran autoreconocimiento, comunicación compleja y aprendizaje social. Viven en sociedades fluidas de fisión-fusión y cooperan para arrear peces. Una especie indicadora clave de la salud del ecosistema marino.