Bindi Irwin's nickname for her unborn child is a nod to her late dad. In an interview with , the 22-year-old conservationist, who's currently expecting her first child with husband Chandler Powell, reveals how Steve Irwin, who died in 2006, inspired her daughter-to-be's nickname.«I’m so excited for our daughter to grow up learning about the importance of giving back and making a difference in the world for the future generations,» Bindi gushed.