 Some calls reveal more details about an approaching predator, indicated by the pitch or speed.When there is a threatening enemy in the air, such as a hawk or eagle, the Florida Scrub-Jay warns other jays to seek cover by using a thin, shrill-like call.In contrast, an approaching predatory feline provokes a low-pitched "scolding" sound, and calls on fellow jays for help in scaring the intruder away.