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.
1. Petal fold the top layer upwards.
2. Repeat step 1 on the other side.
3. The finished birdbase.
Starting from the birdbase you can create the following models:
You will also need the birdbase for the following models: