How to build a house for Xiaoyan

1, put two wooden shuttlecocks (or thin steel bars) on the wall where the nest needs to be made, at the horizontal distance of 12CM, and then spread a board wide enough on it.

2. Take salted duck eggs and drown them in red soil or solid loess to make artificial nests in the shape of bird's nest. The cross section is a big semicircle, and the upper arch is flat, but the inside must be smooth. After drying, put hay or cotton on it ... then put it on a preset bearing plate ... and spread a layer of wet yellow mud on the bearing plate.