 eastern and spotted-tail quolls are also found there as well as platypuses and echidnas.The birdlife is rich and includes threatened species such as the hooded plover, Tasmanian wedge-tailed eagle and swift parrot.The intertidal mudflats in the North East Arm area of the park are an important foraging area for migratory waders, and form part of the Rubicon Estuary Important Bird Area, identified as such by BirdLife International bercause of their importance for pied oystercatchers.