You can set the following preferences in the  category of the  window. 
         
          
              
            
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                       Changes the display size of skeleton joint sizes. The range is from 0.01 to 5.0. 
                      
 
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                      For skeletons with blended IK/FK animation, this option sets the display size for the joints and bones in your IK and FK skeletons.
                        This option does not affect the display size of the joints and bones in the IK/FK Blend skeleton. 
                      
 
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                      Changes the display size of IK handles. The range is from 0.01 to 5.0. 
                      
 
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                      For skeletons with blended IK/FK animation, this option specifies which skeletons appear in the scene view. 
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                                 Only the IK/FK Blend skeleton appears in the scene view. 
                                  
 
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                                 Only the IK skeleton appears in the scene view. 
                                  
 
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                                 Only the FK skeleton appear in the scene view. 
                                  
 
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                                 The FK, IK, and IK/FK Blend skeletons appear in the scene view. 
                                  Note 
                                       By default, joints and bones appear dark navy blue. But when a skeleton has both IK and FK, each skeleton appears as a different
                                          color (FK is Black, IK is a Dark Red/Brown, and Blend appears pink/magenta. 
                                        
 
 
 
 
 
 
          Except where otherwise noted, this work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
 Except where otherwise noted, this work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License