Kakapo and stiffness required for flight, they are exceptionally soft, giving rise to the specific epithet "habroptilus". The kakapo has a conspicuous facial disc of fine feathers resembling the face of an owl; thus, early European settlers called it the "owl parrot". The beak is surrounded by delicate feathers which resemble vibrissae or "whiskers"; it is possible kakapo use these to sense the ground as they walk with its head lowered, but there is no evidence for this. The mandible is variable in colour, mostly ivory, with the upper part often bluish-grey. The eyes are dark brown. Kakapo feet are large,
The Mockery Bird population of Mockery Birds still live in the valley! Peter's discovery attracts the attention of the world press, environmentalists, politicians and businessmen from all around the world, and this leads to a couple of adventures. Finally, Professor Droom, a biologist, discovers that the main and only agricultural product of Zenkali, the Amela tree is ecologically linked to the Mockery Birds (explained below), so the flooding of the valley will make the island's economy collapse. Consequently, the construction of the airport is cancelled. The fictitious bird species of the book, the Mockery Bird is a flightless bird about the size of