[["Some examples of birds that do not fly are kiwis, ostriches, emus, and penguins ", 701.0], ["Penguins\nSteamer duck.\nWeka.\nOstrich.\nKiwi.\nKakapo.\nTakahe. \nCassowary.", 168.0], ["there are more than 10,000 bird species in the world today is a group that literally cannot fly or sing, and whose wings are more fluff than feather. These are the ratites: the ostrich, emu, rhea, kiwi and cassowary.", 87.0]]
what birds don't fly
animals,birds