One of the rarest birds of all is New Zealand's "Kakapo". The above picture of the large, flightless bird approaching the camera snagged first place in the "critically endangered or extinct in the wild" category. Only 124 animals remain in the wild— largely wiped out predatory mammals such as feral cats.
The Kakapo Parrot of New Zealand, Strigops habroptilus also called owl parrots are large, flightless, nocturnal, ground dwelling parrots that live in New Zealand. It is the world's only flightless parrot, the heaviest parrot, nocturnal, herbivorous, visibly sexually dimorphic in body size, has a low basal metabolic rate, no male parental care, and is the only parrot to have a polygynous lek breeding system. It is also possibly one of the world's longest-living birds
The California Condor is the largest North American land bird and inhabits northern Arizona and southern Utah, coastal mountains of central and southern California, and northern Baja California. The condor is a scavenger and eats large amounts of carrion. It is one of the world's longest-living birds, with a lifespan of up to 60 years.