Bartail spurdog vs Golden Eagle

Squalus notocaudatus compared with Aquila chrysaetos

Key Differences

• Bartail spurdog is Least Concern while Golden Eagle is Near Threatened.

Taxonomic Classification

Rank	Bartail spurdog	Golden Eagle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Squaliformes (Squaliformes)	Accipitriformes (Hawks & Eagles)
Family	Squalidae	Accipitridae (Hawks & Eagles)
Genus	Squalus	Aquila (True Eagles)
Species	Squalus notocaudatus	Aquila chrysaetos

Evolutionary Relationship

Bartail spurdog and Golden Eagle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bartail spurdog

LC — Least Concern

Golden Eagle

NT — Near Threatened

Population: ~300.0K

Trend: Stable →

Physical Characteristics

Attribute	Bartail spurdog	Golden Eagle
Diet	—	Carnivore
Average Lifespan	—	30 years
Average Length	—	85 cm
Average Weight	—	5.0 kg

Habitat & Geographic Range

Bartail spurdog

Golden Eagle

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bartail spurdog

The Bartail spurdog (Squalus notocaudatus) is a species in the genus Squalus. It is currently classified as Least Concern on the IUCN Red List.

Golden Eagle

Among the most powerful and widely distributed raptors in the world, golden eagles have wingspans reaching 2.2 meters and inhabit mountainous terrain across the Northern Hemisphere. Supreme aerial hunters, they use soaring flight and steep dives at speeds over 200 km/h to capture rabbits, hares, ground squirrels, and occasionally young deer and foxes. In many cultures they have been central to falconry traditions spanning millennia.