(E) Kinds of Boxes ------- 38 



(r) Advice regarding Nesting-boxes - - - - 40 



(g) Hanging up of Nesting-boxes - - - - 43 



(h) Successful Results of the Berlepsch Nesting-boxes 49 



(i) Cavities in Walls ------- 52 



Chapter II. 



Provision of Nesting-places for Birds Breeding in the Open 54 



(a) Shelter-woods for Birds ------ 55 



(b) Plantations in general ------ 63 



(c) Special Measures - , - - - - - - 67 



(d) Laying out of Reservations for Birds - - - 68 



Chapter III. 



Feeding of Birds in Winter ------ 72 



(a) The " Food-tree " ------ 74 



(b) The " Food-stick " ..--.-- 78 



(c) The Hessian " Food-house " ----- 78 

 (D) The "Food-bell" - ------ 82 



Other useful Apparatus ----- 86 



Chapter IV. 



Suppression of the Enemies of Birds ----- 91 



SECTION III. 



Co-operation is necessary for a rational Protection 



OF Birds -------- 94 



Conclxision --------- 98 



APPENDIX. 



Calendar for Attracting and Protecting Birds - - - 99 



