Pagophila eburnea is a scientific name of an arctic bird species commonly known as the Ivory Gull. The word 'synonyms' refers to different names for the same thing. This is relevant to P. eburnea because there are several synonyms for this species, such as the Snow Gull, Arctic Gull, or White Gull. These names are used interchangeably to describe the bird's appearance and habitat. The Ivory Gull is an iconic species of the Arctic, living exclusively within the Arctic Circle. It is easily recognized by clean white feathers, black beak, and black eyes. Synonyms help researchers and bird enthusiasts alike to identify and categorize this magnificent bird.