Flightless bird more species of flightless birds (including the kiwi, several species of penguins, the takahe, the weka, the moa, and several other extinct species) than any other such location. One reason is that until the arrival of humans roughly a thousand years ago, there were no large land predators in New Zealand; the main predators of flightless birds were larger birds. Ratites belong to the superorder Palaeognathae birds, which include the volant tinamou, and are believed to have evolved flightlessness independently multiple times within their own group. Some birds evolved flightlessness in response to the absence of predators, for example on
War of the Birds War of the Birds War of the Birds () is a Danish animated movie directed by Jannik Hastrup in 1990, about two orphan birds, Oliver and Olivia, who fight against an evil vulture with the help of two mice. It is based on a children's book of the same name from Bent Haller. In a forest lives a community of birds who live peacefully, including a pair of sparrows residing happily in a nest awaiting the hatching of their two eggs. A storm rolls in and a white dove warns the couple about Fagin, a sinister vulture who kills every