Marajo vs Delfín tonina

Paragaleus pectoralis compared with Tursiops truncatus

Key Differences

• Marajo is Endangered while Delfín tonina is Least Concern.

Taxonomic Classification

Rank	Marajo	Delfín tonina
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (mamíferos)
Order	Carcharhiniformes (Ground Sharks)	Cetacea (Whales & Dolphins)
Family	Hemigaleidae	Delphinidae (Oceanic Dolphins)
Genus	Paragaleus	Tursiops (Bottlenose Dolphins)
Species	Paragaleus pectoralis	Tursiops truncatus

Evolutionary Relationship

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

Conservation Status

Marajo

EN — Endangered

Delfín tonina

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

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

Habitat & Geographic Range

Marajo

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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).

Marajo

The Atlantic weasel shark (Paragaleus pectoralis) is a species in the genus Paragaleus. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

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.