Did rock frontman Ozzy Osbourne, who has died at the age of 76, really bite the head off a live bat?

He pioneered heavy metal, became an unlikely reality TV star and performed a colossal final concert two weeks before his death.

Did rock frontman Ozzy Osbourne, who has died at the age of 76, really bite the head off a live bat?

As the lead singer of Black Sabbath, he helped invent heavy metal. On “The Osbournes,” he presented a comedic counterpoint to his rock ’n’ roll infamy.