Ash-browed Spinetail vs Speckled Spinetail

Cranioleuca curtata compared with Cranioleuca gutturata

Key Differences

• Ash-browed Spinetail is Vulnerable while Speckled Spinetail is Least Concern.

Taxonomic Classification

Rank	Ash-browed Spinetail	Speckled Spinetail
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Aves (นก)	Aves (นก)
Order same	Passeriformes (นกเกาะคอน)	Passeriformes (นกเกาะคอน)
Family same	Furnariidae	Furnariidae
Genus same	Cranioleuca	Cranioleuca
Species	Cranioleuca curtata	Cranioleuca gutturata

Evolutionary Relationship

Ash-browed Spinetail and Speckled Spinetail share a common ancestor at the Genus level: Cranioleuca.

Conservation Status

Ash-browed Spinetail

VU — Vulnerable

Speckled Spinetail

LC — Least Concern

Physical Characteristics

Attribute	Ash-browed Spinetail	Speckled Spinetail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ash-browed Spinetail

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Speckled Spinetail

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Ash-browed Spinetail

Ash-browed spinetail (Cranioleuca curtata) is a species in the genus Cranioleuca. It is listed as Vulnerable on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway