Then you shall make a discourse on the hands of each animal in order to show how they vary, as in the bear in which the ligaments ofthe tendons of the toes of the foot are connected over the neck of the foot.

The function of muscle is to pull and not to push, except in the case of the genitals and the tongue.

The frog instantly dies when the spinal cord is pierced; and previous to this it lived without head without heart or any bowels or intestines orskin; and here therefore it would seem lies the foundation of move- ment and life.

To compare the bone structure of the horse with that of the man you should show the man on tiptoe in representing the legs.

That cause which moves the water through its springs against the natural course of its gravity is like that which moves the humours in all the shapes of animated bodies.

The frog retains life for some hours when the head the heart and all the intestines have been taken away. And if you prick the said cord it instantly twitches and dies.