Blacktail spurdog vs Scaled Fruiteater

Squalus melanurus compared with Ampelioides tschudii

Key Differences

• Blacktail spurdog is Data Deficient while Scaled Fruiteater is Least Concern.

Taxonomic Classification

Rank	Blacktail spurdog	Scaled Fruiteater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Squaliformes (Squaliformes)	Passeriformes (Songbirds)
Family	Squalidae	Cotingidae
Genus	Squalus	Ampelioides
Species	Squalus melanurus	Ampelioides tschudii

Evolutionary Relationship

Blacktail spurdog and Scaled Fruiteater share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Scaled Fruiteater

LC — Least Concern

Physical Characteristics

Attribute	Blacktail spurdog	Scaled Fruiteater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Scaled Fruiteater

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.

Scaled Fruiteater

Scaled Fruiteater (Ampelioides tschudii) 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.