74 CORMORANTS. 



incrustation. Flight, rapid, direct, often in 

 lines or Vs, but frequently breaking into ir- 

 regular masses; wing-beats, continuous and 



Fig 47. 



Double-crested Cormorant. 1-10. 



rather rapid ; neck, outstretched, fig. 47; oft- 

 en perch on buoy's, beacons, roi.'ks, and trees; 



