The Nightjar family is a bird because its order is theCaprimulgiformes which is part of the Aves class, therefore being abird. Birds are "feathered, winged, bipedal, endotherm…ic,egg-laying, vertebrae animals". All of which, the Nightjar has,therefore being a bird. .
The Nightjar has some interesting habits which are unusual suchas perching along a branch, rather than across it. They are alsonocturnal, although this is not unusual. Nighjar's arealso in ancient foklore and were thought to suck the milk fromgoats. The Latin for 'goatsucker' is also, Caprimulgus. This is howCaprimulgiformes was derived. (MORE)