Has Bindi Irwin given birth?. . Speculation is building that the Australian wildlife warrior has already welcomed her daughter despite posting a bump update to her four million Instagram followers today. . . Irwin captioned the photo waiting for Baby Wildlife Warrior to arrive. . But eagle-eyed fans have noticed that Irwin and her husband Chandler Powell are wearing the exact same clothes, socks and accessories as they did when they were spotted at the Irwins Australia Zoo last month. . . There is speculation the couple may have secured a magazine deal, which would mean they would be unable to share the news or any pictures of the baby until their chosen publication does. . . The happy couple announced that they were expecting their first child together in August, sharing their pregnancy news earlier than the usual 12 week mark, putting her due date around the end of March. . . Just two days ago expectant dad Powell took to his own Instagram page to share a series of loving images of the pair, writing that he was in awe of how Irwin had been handling 9 months of pregnancy. . Youre going to be the most incredible momma to our Baby Wildlife Warrior. I love you, Powell wrote. . . This morning Powell shared a video of a group of grazing rhinos, suggesting the pair were still living at Australia Zoo. . . Fans speculation around the baby name has centred around the moniker Stevie, in a nod to her late father Steve Irwin. . In an interview with pregnancy website The Bump, the mother-to-be said her dad would have been the best grandfather. . . I want to make sure our baby girl gets to know my Dad, she said. . . I think shell love getting to watch footage of Dad working with all kinds of animals and learning about his legacy. . . The 22-year-old said they have nicknamed their daughter Baby Wildlife Warrior, after the term Wild Warrior was coined by her father.