The results showed that (1) the difference of 10 kinds of burbles of the downy feather are resemble in the form; (2) the other 10 species burbles of the downy feather has changed remarkable in the form and diameter of nodes and pigments distributing.

• 结果表明：(1)雉科10种绒羽羽小枝形态变化甚小；(2)不同目10种绒羽羽小枝在节间长度、节的直径以及节的形态、色素分布等变化很大。