Kakapo the presence of kakapo. As a nocturnal species, the kakapo has adapted its senses to living in darkness. Its optic tectum, nucleus rotundus, and entopallium are smaller in relation to its overall brain size than those of diurnal parrots. Its retina shares some qualities with that of other nocturnal birds but also has some qualities typical of diurnal birds, lending to best function around twilight. These modifications allow the kakapo to have enhanced light sensitivity but with poor visual acuity. The skeleton of the kakapo differs from other parrots in several features associated with flightlessness. Firstly, it has the smallest
Kakapo released in New Zealand to reduce rabbit numbers, but they also preyed heavily on many native species including the kakapo. Other browsing animals, such as introduced deer, competed with the kakapo for food, and caused the extinction of some of its preferred plant species. The kakapo was reportedly still present near the head of the Whanganui River as late as 1894, with one of the last records of a kakapo in the North Island being a single bird caught in the Kaimanawa Ranges by Te Kepa Puawheawhe in 1895. In 1891, the New Zealand government set aside Resolution Island in