Halloween Crow with illuminated eyes

Imported all parts into FreeCAD and converted the meshes of head and tail to solids, so that they can be edited again.
The head got holes for the leds, the tail got a slot for sliding in the solar cell.
When printed at 43% size, the eyes fit for 5mm leds and the tail accommodates a solar cell 22mm x 56mm x 3mm. The crow is then 20cm from head to tail.

The cut parts are best printed without top and bottom layers and with concentric infill.
The infill can be removed with a pair of sharp plie