What is the expression technique of flower and bird painting

The outline is the skeleton of flower and bird painting, regardless of the style of flower and bird painting, the outline is extremely important, such as the work of the flower and bird painting must use lines to outline and shape the object. The outline refers to the use of soft bristles of the brush or brush to show the length of the line, straight, thick and thin, square and round, as well as changes in the line of the real and virtual, etc., the painting must not be used to make up for the lack of coloring the outline, the outline is extremely test of the ability to grasp the modeling of the painter, the shape of the dispersion of the scattered objects.

In Chinese painting, whether it is landscape painting or figure painting, the use of white space is extremely critical, so the picture should not be too full to leave appropriate blanks, leaving a kind of association, the picture becomes richer and more vivid, such as Ma Yuan's "Cold River Fishing" just a boat and fisherman, a large number of white space to give people unlimited reverie, as if the whole picture is full of water and mist. It is as if the whole painting is surrounded by water and mist.

Bone-less refers to the use of color to paint the shape of an object without using lines to outline the shape of the object, this technique requires the painter to have a more subtle grasp of the shape as well as the meaning, and is mostly used in the painting of birds and flowers in the sense of writing. The technique is different from bone-less painting, which is mainly to draw flowers by outlining, and then use ink or pigment to color the leaves, mostly used in the painting style of both work and writing.