What is how does andrea die in the walking dead?

Andrea dies in Season 3, Episode 16 of "The Walking Dead." She is bitten by a walker during the assault on Woodbury by the Governor's forces. Despite her efforts to fight off the infection and survive, Andrea ultimately succumbs to the bite and dies. Her death is a significant moment in the series, as Andrea was a recurring character and a key player in the group's efforts to survive in the post-apocalyptic world.