مؤلف: Frédéric Jiguet

Peter Adriaens is an ecologist who has traveled widely to study and photograph gulls, including gull and tern colonies in Belgium and the Netherlands. Mars Muusse is a Dutch birder specializing in gulls and the founder of the gull identification website Gull Research Organization. Philippe J. Dubois is an ecologist, author, and editorial director of the journal Ornithos. Frédéric Jiguet is a conservation biologist at the National Museum of Natural History in Paris and director of the Center for Research in Biology and Bird Populations. His books include Birds of Europe, North Africa, and the Middle East (Princeton).