Gulls Are Particularly Innovative (IMAGE) McGill University Caption A Pacific gull (Larus pacificus) attempting here to prey upon a greater crested tern (Thalasseus begii) in Kangaroo island, South Australia, an unusual behavior for this species. Credit Simon Ducatez Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.