Paragraph

 1 1 |            laterally away from the body. Again, why do quadrupeds
 2 3 |           some move with the whole body at once, for example jumping
 3 3 |          at least two parts of the body; one part so to speak squeezes,
 4 4 |         the differentiation in the body itself and so progress,
 5 7 |      constructed like a continuous body of many separate living
 6 8 |            effected by part of the body at a time, and not by the
 7 8 |           all on which to rest the body’s weight, in the former
 8 9 |           whole of the rest of the body up to this, and so they
 9 9 |         flexion in the part of the body which is underneath, and
10 9 |       flexion of the rest of their body for the (missing) pair of
11 9 |        fins, and the flat of their body as a substitute for the
12 9 |            or semicircles of their body, bending and straightening
13 10|        begins in the joints of the body.~In winged creatures the
14 10| proportionate to the bulk of their body; this is heavy, their wings
15 11|          the superior parts of the body lighter, and those that
16 11|          to the upper parts of his body than any other animal with
17 11|             consequently the whole body would be tilted forward.
18 11|            is. For as it holds its body now the wings are naturally
19 12|  stationary with the weight of the body on it, and when they move
20 12|          the leg will be while the body is going forwards, but,
21 12|           in the forepart of their body. The reason that they bend
22 15|           the forward parts of the body lighter than the hind, and
23 15|          thigh so placed below the body as it actually is, I mean
24 15|           obliquely as their whole body sprawls over the ground,
25 15|           the lifting of the whole body. In view of this they cannot
26 17|       birds in the centre of their body, but rather set back. Their