CENTRE COUNTY. MUNICIPAL OFFICIALS DIRECTORY. This 2015 edition of the Centre County Municipal Officials Directory has been prepared as a. reference source for governmental leaders, interested social and civic organizations, and other. community agencies and individuals who have an interest in governmental affairs.
Many cats chirp, creating a chattering sort of sound, especially when watching birds or squirrels outside their windows. Behaviourists believe that these sounds are driven by catsâ unquenchable hunting drive.
Chirp. A chirp is a signal in which the frequency increases or decreases with time. In some sources, the term chirp is used interchangeably with sweep signal. It is commonly used in sonar and radar, but has other applications, such as in spread spectrum communications.