Let's start off with a new tool in Blender 2.8: the Poly Build tool.
First, let's move those four vertices up to the baby dragon's face so we can begin the retop:
- Position your 3D view so that you can see both the nose of the baby dragon and the BabyDragon_Main_Retop object (refer to the following screenshot).
- Tab into Edit Mode on the BabyDragon_Main_Retop object.
- Select all four vertices.
- Press G to grab and drag them to the dragon's face:
- Use the View Selected option (~ | View Selected) to zoom in on the dragon's nose. Select the ...