the exertion compelled her t p> a!ight f t . moment to rest 
and regain breath, either on the top of the door or its 
hand knob. Ag aoon a® she had filled her bill, she 
would fly to the birch, alight on th branch and dis¬ 
tribute her load around the inside of the nest; then, 
hop i :g into it and squatting down with head and tail 
raised and back deeply hollowed, she would move slowly 
around to th* right and then to the left, making usually 
a half but sometimes a whole turn and, with h r head and 
breast, pressing the materials which she had brought into 
the meshes of the framework until they were completely 
tilled, forking thus, always fm m the. Inside, she modeled 
and remodeled until by the constant application of fresh 
material she had transformed the original skeleton 
framework 1 do a comp ct, firmly-woven rmst* Occasional# 
she would drop directly into the.nest without first 
alighting outside but she did not attempt to peassh on its 
rim until it w a nearly completed. 
After putting in the lining, which co sisted of 
horse hair, dry grass, and shreds of birch, grape-vine 
and mullein bark, she drew in the loose end's which had 
bee •• left projecting or hanging down around the top and 
outside of the nest. These ends were drawn and tucked 
in to bind the lining and were held down by the bird’s 
breast until all ;ithIn her reach were secured. She 
