Birdbase
This is a very common base form for Origami and you can fold many models based on it.
Start with a Preliminary Base, the open end pointing to yourself.
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1. Petal fold the top layer upwards.
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2. Repeat step 1 on the other side.
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3. The finished birdbase.
Starting from the birdbase you can create the following models:
You will also need the birdbase for the following models: