Delivei^y of itself. 73 



loped, and which resists his struggles, full 

 as much as the hard but brittle shell. 



Nor is the head at all at liberty, or re- 

 leased from the wing, during the struggle, 

 the comparison in that respect, with a sleep- 

 ing bird not coming up fully to the point, 

 since the head of the chicken in the eg^, 

 reaches farther under the wing, and the bill 

 protrudes towards the back. The head, al- 

 though in this confined state, bv movinsr 

 alternately backward and forward, and the 

 reverse, or more exactly from the belly 

 towards the back, and from the back to- 

 wards the belly, reaches and strikes the 

 shell, more or less roughly, accordmg to 

 the quickness of its motion : whilst in ac- 

 tion, it is in some degree guided by the 

 wing snd the body, which retain and pre- 

 vent it from leaving its place. The head 

 is very heavy and large, w^ith respect to the 

 bulk of the body, making together with the 

 neck, a weight so considerable, that the 

 chicken is unable to support it for some time 

 after its birth. On the other hand, the 

 manner in which all the parts are disposed, 



E 



