DUCK TOPOGRAPHY 

 Thumb 



11 



Forearm 

 Upper Arm \ 



Wrist 



FIG. 22. Showing attachment of flight-feathers to skeletal wing 



Thigh 



Knee-'xl 



Knee 



Toes 



Heel 



FIG. 23. Comparison of leg of duck with human leg 



Thigh 



Shin 

 (Drumstick) 



-Heel 



Tarsus 

 (Jnstep) 



