您要查找的是不是：
- Alauda gulgulan. 小云雀
- The densities of Alauda arvensis increased gradually from no grazing to medium grazing grasslands;however, the diversity reached its highest value at medium grazing intensity. 从正常草地至中度放牧草地云雀的密度逐渐增加，在中度放牧草地内达到最大。
- Alauda arvensisn. 云雀
- Alaudan. 云雀属
