Emu or Moa (but they're extinct!)
kiwi rhea dodo
Auk
tit
Emu
One possible three-letter word for "bill" would be "IOU." Another might be "neb," which is a bird's bill.
what is the maori word for flightless bird
kiwi rhea dodo
The 10 letter word for penguin is "flightless".
Example sentence - I could not remember which bird species are flightless.
The likely word is "ostrich" (large flightless bird).
auk
emu
emu
The likely word is "penguin" (flightless, swimming bird of the Antarctic).
LEK
Auk
tit