Sharp-tooth smooth hound vs Yellow-billed Cacique

Mustelus dorsalis compared with Amblycercus holosericeus

Key Differences

• Sharp-tooth smooth hound is Vulnerable while Yellow-billed Cacique is Least Concern.

Taxonomic Classification

Rank	Sharp-tooth smooth hound	Yellow-billed Cacique
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Carcharhiniformes (Ground Sharks)	Passeriformes (Songbirds)
Family	Triakidae	Icteridae
Genus	Mustelus	Amblycercus
Species	Mustelus dorsalis	Amblycercus holosericeus

Evolutionary Relationship

Sharp-tooth smooth hound and Yellow-billed Cacique share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Sharp-tooth smooth hound

VU — Vulnerable

Yellow-billed Cacique

LC — Least Concern

Physical Characteristics

Attribute	Sharp-tooth smooth hound	Yellow-billed Cacique
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Sharp-tooth smooth hound

Habitat

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

Yellow-billed Cacique

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-billed Cacique

Yellow-billed Cacique (Amblycercus holosericeus) 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.