The growth and development of white - cheeked starling ' s nestling 灰椋鸟雏鸟的生长发育
The change of excavated cavity quantity influence the quantity of ashy starling significantly , the change of all cavity influence the quantity of great tit and ashy starling significantly 啄洞数量的变化对灰椋鸟的数量变化产生明显影响;样地内总的树洞数量的变化对灰椋鸟和大山雀数量产生明显影响。