The term "shy bird" can be swapped out for a variety of synonyms to describe a bird that is easily frightened or timid. For instance, "skittish bird" conveys a sense of nervousness or jumpiness, while "timid bird" indicates hesitancy or shyness. "Nervous bird" suggests an anxious or apprehensive avian, while "startled bird" reflects a creature that is easily surprised or spooked. "Wary bird" implies a sense of caution or wariness, and "bashful bird" suggests a meek or timid creature that is prone to blush or become embarrassed. Whatever synonym is used, the sense of a bird that is easily spooked or shy remains the same.