The Kittiwake is a medium-sized GULL that is found in the North Atlantic and North Pacific oceans. It is known for its white body, black wingtips, and yellow bill. The scientific name for the Kittiwake is Rissa tridactyla. The two crossword solutions for the term Kittiwake are GULL (4 letters) and Hacklet (7 letters). GULL is a common name for any of the seabirds in the family Laridae, which includes the Kittiwake. Hacklet is an alternate name for the Kittiwake, derived from its call which sounds like 'hack-hack-hack-let'.