THE BOOK OF NATURE STUDY 



1. Scissor-bill. 



2. Avocet. 



3. Humming-bird. 

 4- Woodcock. 



FIG. 28. Types of Beak. 

 5. Crossbill. 9. Flamingo. 



13. Eagle. 



14. Shoebill Stork. 



15. Shoveller Duck. 



1 6. Pelican. 



6. Nightjar 10. Hornbill. 



7- Parrot. 11. Openbill. 



8. Merganser. 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. 



