Brazilian Blind Electric Ray vs common bottlenose dolphin

Benthobatis kreffti compared with Tursiops truncatus

Key Differences

Brazilian Blind Electric Ray is Vulnerable while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Brazilian Blind Electric Ray	common bottlenose dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Elasmobranchii	Mammalia (mamíferos)
Order	Torpediniformes (electric ray)	Cetacea (Whales & Dolphins)
Family	Narcinidae	Delphinidae (Oceanic Dolphins)
Genus	Benthobatis	Tursiops (Bottlenose Dolphins)
Species	Benthobatis kreffti	Tursiops truncatus

Evolutionary Relationship

Brazilian Blind Electric Ray and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (cordados)

View Phylum: Chordata

Conservation Status

Brazilian Blind Electric Ray

VU — Vulnerable

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Brazilian Blind Electric Ray	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Brazilian Blind Electric Ray

common bottlenose dolphin

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).

Brazilian Blind Electric Ray

The Brazilian Blind Electric Ray (Benthobatis kreffti) is a species in the genus Benthobatis. It is currently classified as Vulnerable on the IUCN Red List.

common bottlenose dolphin

A espécie de golfinho mais estudada e reconhecida, os roazes habitam oceanos quentes e temperados de todo o mundo, desde águas costeiras rasas até ao mar aberto. Altamente inteligentes com grandes cérebros em relação ao tamanho corporal, demonstram auto-reconhecimento, comunicação complexa e aprendizagem social. Vivem em sociedades fluidas de fissão-fusão e cooperam para arrebanhar peixes. Uma espécie indicadora chave da saúde dos ecossistemas marinhos.