swallow-tailed gull Directory References Discover Holi: Festival of Colors What Is the Emoluments Clause? A Timeline of the World in 8 Maps Timeline of the Space Race, 1957–69 Why Doesn’t Arizona Observe Daylight Saving Time? Causes of the Great Depression 9 of the World’s Deadliest Mammals Contents swallow-tailed gull bird Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Creagrus furcatus Learn about this topic in these articles:description In gullThe swallow-tailed gull (Creagrus furcatus) of the Galapagos Islands is a striking bird, the only gull with a deeply forked tail. (See also kittiwake.)Read More