White side up
Fold and unfold along the diagonals Turn over Fold in half and make a small crease Bring the top left corner to the crease you just made Valley-fold Valley-fold the right corner Valley-fold Unfold Unfold Swivel-fold Unfold the bottom edge and extend the crease Valley-fold Valley-fold the right corner Valley-fold Unfold Turn over Rabbit-ear fold the left and right sides Turn over Rabbit-ear-fold the left and right sides Valley-fold the flap
The edge should go to the horizontal position Repeat on the right side Valley-fold Repeat on the right side Unfold Reverse-fold Bring the bottom to the center Make just a pinch mark Fold the top to the pinch mark Fold the point up to the edge Unfold Fold in half Reverse-fold
Line up the existing crease with the edge Open the top and rearrange the layers Repeat on the other side Crimp-fold Fold the edges of the neck to narrow it
Make a little squash-fold internally Reverse-fold the point
(See also the other version of head!) Unfold the edge Fold the tip upwards Fold to the left to make the foot Refold the edge Repeat on the other side Crimp-fold the tail Shape the arms and belly Shape the legs Curve the tail Shape the back Origami T-Rex finished!