Origami Time-Lapse: Singing Frog (Daniel Chang aka mitanei)

Tutorial here:  ...  Paper used in this video: square with a side length of 15 cm (6 in), kami; half a square:  ...  cm by 15 cm (3 in by 6 in), kami Finished model: 12 cm (4 3/4 in) long, 5 cm (2 in) wide Here I fold an origami sin