🌏🌊📉

#sahul #land bridge #sea level change #pleistocene #ancient geography #supercontinent formation #glaciation

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#sahul #ancient australia #megafauna era #pleistocene #supercontinent #kangaroo origin #oceania history

🇦🇺↔️🇵🇬🏝️

#sahul #new guinea #tasmania #land bridge #greater australia #connected continent #oceania geography

🇦🇺🇵🇬🏝️

#sahul #papua new guinea #tasmania #greater australia #oceania components #regional geography