Z.D. and X.X. cowrote the first draft of the paper, with X.X. primarily responsible for writing the background introduction and conclusion sections, while Z.D. wrote the remaining content and undertook the task of reviewing relevant literature. D.Y. proposed the concept and research design of this study and provided necessary funding support. From 2015 to 2020, M.Z., B.Z. and X.D. were responsible for collecting data on species occurrences during this period. Additionally, X.C. and G.D. provided us with historical data from 2010 to 2015, with X.C. now managing the data and G.D. being the original collector. All coauthors actively participated in the review of the first draft and provided valuable feedback for revision. All authors have read and agreed to the published version of the manuscript. This work was supported by the National Natural Science Foundation of China (31472021), the Project for Endangered Wildlife Investigation, Supervision and Industry Regulation of the National Forestry and Grassland Bureau of China (202207-HN-001), and the Project for Endangered Wildlife Protection of Hunan Forestry Bureau of China (HNYB-2023001).
