Hydropsalis climacocerca
            
               (L 9.75-10.25")
          
         
         
            
               Widespread in Amazonia..tail
               has a peculian double notch
               ...highly camouflaged colors.
          
         
            
               Hydropsalis in Greek
means water
               scissors; climacocerca is Greek
               for ladder tail.
          
         
            
               The most astonishing example of
               camouflage rests with the nocturnal
               nightjars.
            
                (Scott Weidensaul)
          
         
            
               © Bret
            
               Whitney
            
               Macaulay
               Library