flightless

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flightless

(of certain birds and insects) unable to fly, having secondarily lost the ability. The term is usually applied to birds such as RATITES and penguins.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
And surprisingly, the study concluded, both of these flightless birds once flew.
Perhaps because of this ambition, the poems of The Evolution of the Flightless Bird are difficult, at times bedeviled by an obscurity that derives not from an attempt at modernity but from the desire to give full expression to an original, if not idiosyncratic, viewpoint.
The flightless bird, attributed to the species Pachystruthio dmanisensis, was probably at least 3.5 meters tall and would have towered above early humans.
-- A large, flightless bird native to Australia and New Guinea killed its Florida owner when it attacked him after he fell, authorities said Saturday.
Several attempts were made to catch the flightless bird, but it fled then returned.
The island was also home to the largest flightless bird, the Elephant Bird, which is closely related to the small kiwi of New Zealand?
After millions of years' worth of changes on the evolutionary tree, the flightless bird has weak front limbs and wings that are just a shadow of what they used to be.
The last official sighting of which flightless bird was on Eldey Island, Iceland, in July 1844?
Footage emerged last night showing the flightless bird running in and out of a bush in a field in Ayrshire.
Red (voiced by Jason Sudeikis) leads his flightless bird community against a band of devious pigs.
Finally, a feral cat in Australia killed a Night Parrot, a nocturnal and flightless bird seen just a handful of times in the last century.
"Kiwi Simile" is an unusual, humorous nature educational book that combines pungent, witty, graphic-like illustrations with fascinating factoids and details about the life and habits of the New Zealand kiwi, a threatened species which is described as a bird and an 'honorary mammal.' The kiwi is the smallest Ratite, a category of flightless bird species.