Eighty-seven species of birds have been observed on or near the island. Eleven native species have been translocated to the island as part of the ongoing restoration project. These are red-crowned parakeet (kākāriki, "Cyanoramphus novaezelandiae"), North Island saddleback (tīeke, "Philesturnus rufusater"), brown teal (pāteke, "Anas chlorotis"), whitehead (pōpokotea, "Mohoua albicilla"), takahē ("Porphyrio hochstetteri"), little spotted kiwi ("Apteryx owenii"), stitchbird (hihi, "Notiomystis cincta"), North Island kōkako ("Callaeas wilsoni"), fernbird (mātātā, "Poodytes punctatus"), North Island tomtit (miromiro, "Petroica macrocephala toitoi)", and rifleman (titipounamu, "Acanthisitta chloris").