Happy birthday, Mr. McGruff.

The crime-fighting dog is celebrating his 10th birthday Monday, Oct. 29, after having taken some mighty big bites out of crime since 1980.Thousands of youths throughout the nation know about Mr. McGruff, who has helped educate students on various crime-prevention issues. Among the best-known programs are McGruff neighborhood crime watch and drug abuse and prevention campaigns.

Youngsters have also come to understand that the McGruff sign displayed in the windows of homes and businesses represents safety. McGruff signs indicate there is a temporary safe haven for children who find themselves in emergencies or frightening situations such as being bullied, followed or hurt while walking in a neighborhood.