Skuas Family Stercorariidae
Chilean Skua Stercorarius chilensis SA
South Polar Skua Stercorarius maccormicki AN
Brown Skua – Arctic Skua Stercorarius antarcticus SO
Great Skua Stercorarius skua EU
Pomarine Skua Stercorarius pomarinus NA, EU
Parasitic Jaeger Stercorarius parasiticus NA, EU
Long-tailed Jaeger – Long-tailed Skua Stercorarius longicaudus NA, EU