Table of Contents 



PAGE 

 INTRODUCnON ix 



PREFACE Xi 



Part 1— Its Life Story 



Part 2— Ecology of the Rxjffed Grouse 



Chapter 4. shelter 60 



Types of Grouse Range 60 

 Cover Types— Characteristics and Composi- 

 tion 63 

 Interspersion of Cover Types 70 

 Plant Succession Changes Cover Types 71 

 Relation of Shelter to the Grouse Nesting 73 

 Relation of Shelter to Grouse Broods 77 

 Changes in Cover Types Utilized at Different 

 Times of Day 79 

 xvii 



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