Step 1:
Prefold in half four times.

Step 6:
Fold this edge downwards.

Step 5:
Prefold over these 2 lines.

Step 2:
This is the other side.
Fold over the 2 lines at the bottom right, then over the 2 diagonal lines. And then over the 2 lines at the top left.

Step 4:
Squash-fold the flap.

Step 3:
Pull one flap straight upwards.

Step 10:
Fold the triangle flap inwards.

Step 8:
Fold the triangle flap upwards.
Repeat steps 4 to 8 on the other three large flaps.

Step 9:
Pull open, see arrows.

Step 7:
Press / fold these edges downwards.

Step 16:
Fold the model in half and both wings sidewards.

Step 15:
Fold over these lines, the 2 lines below partly go under the upper paper layer.

Step 12:
Bookfold this edge to the left.

Step 11:
Close the model again.
Repeat steps 9 to 11 with the other 3 triangle flaps, see small arrows.

Step 14:
Repeat step 13 with this flap (mirror wise).

Step 13:
Fold the flap sidewards over the pink line and bookfold the edge back to the right over the purple line.

Step 19:
Fold over these four lines.

Step 18:
Fold over the three lines on the head and open the ears with your finger / nail.

Step 17:
Fold over these 2 lines.