(N. Amer.)any of the smaller kinds of Arctic-breeding skuas (北美)猎鸥
Genus Stercorarius, family Stercorariidae: three species, e.g. the parasitic jaeger (S. parasiticus) or Arctic skua 贼鸥属,贼鸥科: 3种,如短尾贼鸥或棕贼鸥(拉丁名S. parasiticus)
语源
mid 19th cent. (applied to any predatory seabird): from German Jäger 'hunter', from jagen 'to hunt'