skua

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skua:

see jaegerjaeger
, common name for several members of the family Stercorariidae, member of a family of hawklike sea birds closely related to the gull and the tern. The skua is also a member of this family.
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skua

any predatory gull-like bird of the family Stercorariidae, such as the great skua or bonxie (Stercorarius skua) or arctic skua (S. parasiticus) both of which harass terns or gulls into dropping or disgorging fish they have caught
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
Great Skua Catharacta skua (French: Grand Labbe; Inuktitut: unavailable).
Other avian predators use wind to enhance their foraging success: American Kestrels Falco sparverius (Rudolph 1981), Common Ravens Corvus corax (Spear and Anderson 1989), gulls at sea (Haney and Lee 1993), Herring Gulls Larus argentatus and Great Black-backed Gulls Larus marinus (Theil and Sommer 1994), South Polar Skuas Catharacta maccormicki (Young 1994), Northern Fulmars Fulmarus glacialis (Furness and Bryant 1996).
Age-specific breeding performance and reproductive effort in Great skua Catharacta skua.
Kleptoparasitism by great skuas (Catharacta skua, Brunn.) and Arctic skuas (Stercorarius parasiticus L.) at a Shetland seabird colony.