Zambullidor orejudo vs Delfín tonina

Podiceps nigricollis compared with Tursiops truncatus

Key Differences

• Zambullidor orejudo is Endangered while Delfín tonina is Least Concern.

Taxonomic Classification

Rank	Zambullidor orejudo	Delfín tonina
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Aves (Birds)	Mammalia (mamíferos)
Order	Podicipediformes (Podicipediformes)	Cetacea (Whales & Dolphins)
Family	Podicipedidae	Delphinidae (Oceanic Dolphins)
Genus	Podiceps	Tursiops (Bottlenose Dolphins)
Species	Podiceps nigricollis	Tursiops truncatus

Evolutionary Relationship

Zambullidor orejudo and Delfín tonina share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Zambullidor orejudo

EN — Endangered

Delfín tonina

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Zambullidor orejudo	Delfín tonina
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Zambullidor orejudo

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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).

Zambullidor orejudo

Black-Necked Grebe (Podiceps nigricollis) está clasificado como En Peligro (EN) en la Lista Roja de la UICN. Presenta un alto riesgo de extinción en estado silvestre, con una disminución significativa de la población y amenazas continuas para su supervivencia.

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.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden