Atlantic Spotted Dolphin vs Slaty Spinetail

Stenella frontalis compared with Synallaxis brachyura

Key Differences

• Atlantic Spotted Dolphin is Data Deficient while Slaty Spinetail is Least Concern.

Taxonomic Classification

Rank	Atlantic Spotted Dolphin	Slaty Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Passeriformes (Songbirds)
Family	Delphinidae (Oceanic Dolphins)	Furnariidae
Genus	Stenella	Synallaxis
Species	Stenella frontalis	Synallaxis brachyura

Evolutionary Relationship

Atlantic Spotted Dolphin and Slaty Spinetail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic Spotted Dolphin

DD — Data Deficient

Slaty Spinetail

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Spotted Dolphin	Slaty Spinetail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Spotted Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Norway, Portugal, and Venezuela.

Slaty Spinetail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway.

Atlantic Spotted Dolphin

The Atlantic Spotted Dolphin (Stenella frontalis) is a species in the genus Stenella. Its conservation status is listed as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Slaty Spinetail

Slaty Spinetail (Synallaxis brachyura) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇳🇴 Norway