black cap

(redirected from White-fronted Tern)
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Related to White-fronted Tern: arctic tern, Caspian Tern, Common Tern

black cap

formerly the cap worn by a judge when passing a death sentence.
References in periodicals archive ?
Crested Terns roosted throughout the year on both islets, but mainly on Seal Rock, usually as a single aggregation and often with White-fronted Terns.
Silver Gulls were alert to any activity at sea nearby, flocking to investigate feeding by Crested and White-fronted Terns or the commotion caused by a Great White Shark Carcharodon carcharias preying on a seal at the surface, or a seal thrashing a large fish.