About this 3D model
The roof and base can be assembled after applying some glue. The feeder can be hung from the tab on the roof. Modeled in OnShape: https://cad.onshape.com/documents/ebc9266dadac10b86df16ac1/w/ed3caa76bac1ae3ac1d89b26/e/046518bd1fc5f1573d72add3