Step 1:
The other side of this paper is completely white. Turn the paper

Step 6:
Valley-fold over these 2 lines

Step 5:
Squash-fold the flap

Step 2:
Prefold over these 4 lines

Step 4:
Fold the flap upwards

Step 3:
First valley-fold over the 2 lines at the bottom-right. Then mountain-fold over the 2 diagonal lines in the middle. And valley-fold over the 2 lines at the top left.

Step 10:
Valley-fold the triangular flap upwards

Step 8:
Valley-fold this edge downwards

Step 9:
Push/press the edges downwards, see arrows

Step 7:
Unfold the folds of Step 6

Step 16:
Valley-fold the flap upwards.

Step 15:
Open the flap on the back, see arrow.

Step 12:
Mountain-fold the triangular flap to the inside of the model

Step 11:
Pull the 2 ends outwards, in the direction of the arrows

Step 14:
Repeat steps 5 to 13 on the other 3 flaps, see arrows. Then turn the model

Step 13:
Push the 2 ends towards each other again, see arrows

Step 21:
Bookfold one layer to the right

Step 19:
Bookfold one layer to the left

Step 20:
Valley-fold over these 2 lines. Fold the 2 corners indicated by the large arrows to the center-line, see small arrow

Step 18:
Repeat steps 15 to 17 on the left, see arrow

Step 17:
Push the edge indicated by the large arrow to the right again. The edge indicated by the 2 small arrows on the left goes to the line indicated by the 2 arrows on the right

Step 22:
Repeat steps 19 to 21 on the left, see arrow

Step 28:
Press the leg flat from aside by making a mountain-fold over the yellow line. Do the same on the other leg

Step 25:
Push the edge inwards by making an inside reverse fold over these 3 lines (=valley-fold over the short line in the middle and a mountain-fold over the 2 outer lines). Do the same on the left.

Step 26:
And push this edge inwards too by making an inside reverse fold

Step 24:
Mountain-fold over this line.

Step 23:
First valley-fold over the line below. Then mountain-fold over the upper line.

Step 29:
Push/press the 2 edges indicated by the arrows inwards from aside

Step 27:
Mountain-fold over the 2 upper lines and valley-fold over the 2 lines below

Step 30:
Valley-fold over these 4 lines