Dusky Dolphin vs Plain-crowned Spinetail

Lagenorhynchus obscurus compared with Synallaxis gujanensis

Taxonomic Classification

Rank	Dusky Dolphin	Plain-crowned 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	Lagenorhynchus	Synallaxis
Species	Lagenorhynchus obscurus	Synallaxis gujanensis

Evolutionary Relationship

Dusky Dolphin and Plain-crowned Spinetail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dusky Dolphin

LC — Least Concern

Plain-crowned Spinetail

LC — Least Concern

Physical Characteristics

Attribute	Dusky Dolphin	Plain-crowned Spinetail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Plain-crowned Spinetail

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.