rNTEODUOTIOir. 87 



This is the voice of the Nightjar or Goatsucker (Oaprimulgus 

 ewropam). The Bird itself will often suddenly appear, rising 

 almost from under the spectator's feet, flying away with a 

 curious, jerking, irregular motion, something like the flight of 

 certain Moths, It is a very handsome Bird, having its feathers 

 marked with many delicate, dark bars. It lives exclusively on 

 insects, especially Moths and Beetles, which its wide-gaping 



Fig. 90. 



Jactson's Wood-hoopoe {IrHsor jacksoni). 



mouth is admirably adapted to catch. It is a type of a well- 

 marked group of about eighty species, arranged in at least five 

 genera. 



No greater contrast could well exist between two Birds of not 

 very dissimilar size than exists between the Nightjar and the 

 Hoopoe (Upiupa epaps). The latter has now become very 

 rare in England, because, unlike the Nightjar, it is no sooner 

 seen than it is " obtained " by some zealous collector. It is a 



