Parasitic Jaeger vs South Polar Skua

Stercorarius parasiticus compared with Stercorarius maccormicki

Key Differences

• Parasitic Jaeger is Near Threatened while South Polar Skua is Least Concern.

Taxonomic Classification

Rank	Parasitic Jaeger	South Polar Skua
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Charadriiformes (Charadriiformes)	Charadriiformes (Charadriiformes)
Family same	Stercorariidae	Stercorariidae
Genus same	Stercorarius	Stercorarius
Species	Stercorarius parasiticus	Stercorarius maccormicki

Evolutionary Relationship

Parasitic Jaeger and South Polar Skua share a common ancestor at the Genus level: Stercorarius.

Conservation Status

Parasitic Jaeger

NT — Near Threatened

South Polar Skua

LC — Least Concern

Physical Characteristics

Attribute	Parasitic Jaeger	South Polar Skua
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Parasitic Jaeger

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

South Polar Skua

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (Norway, Sweden), and South America (Colombia, Ecuador, Venezuela).

Parasitic Jaeger

Parasitic Jaeger (Stercorarius parasiticus) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 6 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan 🇻🇪 Venezuela