1. Create a new document with a file size of 500×500, an image mode of RGB, and a transparent background. Use the Lasso tool to draw the feather shape vividly and fill it with black, as shown in the following figure:
2. Select 'Filter'>'Stylize'>'Wind', and select 'From the right' for the wind direction. The effect is as shown below:
3. Copy another feather layer, use crtl+t to select 'Flip Horizontal', and then rotate the copied layer so that the two of them are perfectly combined as shown below:
4. Merge the two feather layers together, create a background layer and fill it with black. Select the feather layer, crtl+I, and turn the feathers into white.
5. Create a layer, use the brush tool, choose the color you like, and choose the brush you like to color the feathers. What I made is as shown below: