THE BOOK OF NATURE STUDY 



7 



PRU/fcel/Uey 



FIG. 28. Types of Beak. 



1. Scissor-bill. 



2. Avocet. 



5. Crossbill. 9. Flamingo. 



6. Nightjar 10. Hornbill. 



ir. Openbill. 

 12. Spoonbill. 



The beak of the Shoveller Duck, with its lateral fringe of plate along the sides, should 

 be contrasted with the beak of the Merganser, a fish-eating duck, wherein the beak is 

 narrow and straight and armed with horny teeth. 



3. Humming-bird. 7. Parrot. 



4. Woodcock. 8. Merganser. 



13. Eagle. 



14. Shoebill Stork. 



15. Shoveller Duck. 



1 6. Pelican. 



