| 21. | It has a buoyant acrobatic flight with widely spread flight feathers.
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| 22. | The flight feathers are brilliant white crossed by a black bar.
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| 23. | Only a proportion of the flight feathers are moulted each year.
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| 24. | Flight feathers on the tail and wing also become black.
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| 25. | In flight, Knysna turaco shows conspicuous crimson primary flight feathers.
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| 26. | What distinguished the skins were the black shafts to the remiges, or flight feathers.
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| 27. | Flight feathers are moulted simultaneously and birds are flightless for up to 4 weeks.
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| 28. | The wing coverts are red, and the primary and secondary flight feathers are black.
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| 29. | In flight, the primary flight feathers are dark with a short white wing bar.
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| 30. | Both have dark flight feathers, but these are much blacker in the blue crane.
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