First, understand the biological community. Biological community refers to the sum of all kinds of organisms that live in a certain natural area and are directly or indirectly related to each other.

Secondly, understand the diversity of bird communities. In a natural area, there are different animal communities; Bird community is one of them. The diversity of bird community can be analyzed and understood from the aspects of bird species diversity, species abundance, species distribution, the relationship between birds and habitats (niche, food resources), and the relationship between species (predation, competition, etc.). ), diversity index and so on.

Thesis writing is mainly related to the scientific problems you study. Then you can choose several aspects to write.