Assertion: nightjar | /r/CapableOf | make its sound
Facets:
Source sentences:
text: White was more careful than Pennant, and was sometimes critical; for example, in 1769 he objected that the goatsucker did not only make its sound while flying as Pennant asserted, so it was wrong to suppose that the noise must be made by the air beating against its "vastly extended mouth".