Torch those khaki shorts and tops ... Bindi Irwin is all grow'd up and flaunting a much, MUCH different look these days.
Steve Irwin's famous daughter -- who's now 16, about to turn 17 -- posted a glam black and white selfie ... and she's almost unrecognizable.
Bindi's still keeping up the Crocodile Hunter's legacy ... working on wildlife conservancy with her mother, Terri Irwin and little brother Robert at Australia Zoo in Queensland.
Her look's drastically changed, but the girl remains the same ... mate.
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