Gigantpole

Summon your gigantpole minion. Yes, it can survive for hours on end without any water, and yes, it can fly. Your argument is invalid.

Over countless generations, the gigantoads of Thanalan have adapted to the arid climes by taking on traits not seen in their cousins to the north, such as thick membranes to keep their skin hydrated out of water, and a set of extra fins which act as wings to propel them over land.