An aerie inhabitant is a creature that resides in a high nest or perch, such as an eagle or hawk. There are several synonyms for this term that you might come across in nature or animal-related fields. For instance, you might hear the term "aerial dweller," which indicates something that dwells in the air, such as a bird or insect. Similarly, you might hear the term "high-altitude resident," which is a term used to describe creatures that live in elevated areas. Alternatively, you might use the term "skybound resident" to describe a creature that spends most of its time in the air. All of these terms indicate creatures that live high up in the air, making them unique and fascinating animals to observe and study.