cere References cere anatomy Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: psittaciform/ Bill and skullAll parrots possess a cere, an area of soft skin surrounding the nostrils; it may be bare or covered with small, soft feathers. In adult budgerigars the cere is blue in males and tan in females. Read MoreAll parrots possess a cere, an area of soft skin surrounding the nostrils; it may be bare or covered with small, soft feathers. In adult budgerigars the cere is blue in males and tan in females. Read More