As they extend the wings to fly the dark axillars show as a patch of black and in flight the white tail, with black band across the tip is prominent.
Similar to Falco melanogenys but blacker; beneath everywhere shaded with ashy gray; wing-lining and axillars black, crossed with narrow white bars.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "axillars" in a variety of sentences. We hope that you will now be able to make sentences using this word.