Acknowledgements
The authors would like to express their great appreciation to Javier Martinez Arribas for his aid in programming and statistics related topics, Gonzalo Ganda Álvarez and Sergio Hervías Campos for their assistance in filtering articles for bibliographic review and João Carlos Nabout for his advice regarding the bibliographic review. The authors would also like to thank Alberto Jiménez-Valverde and Richard J. Ladle who kindly reviewed earlier versions of this manuscript. FA-M was funded by a research contract under the agreement CM/JIN/2019-003, and by the European Union’s Horizon 2020 research and innovation programme under grant agreement No 854248. SV-P acknowledges funding from Comunidad de Madrid in agreement with Universidad de Alcalá [grant numbers CM/JIN/2019–003, 2017-T2/AMB-6035 and 2022-T1/AMB-23790], from the Biodiversity Foundation of the Ministry for the Ecological Transition and Demographic Challenge [grant number 2020/00085/001] and from Universidad de Alcalá [VITMB grant]. IM-C acknowledges funding from the Spanish Ministry for Science and Innovation (grant number PID2019-109711RJ-I00) as well as from Comunidad de Madrid and Universidad de Alcalá (funders of I.F.W. through grant CM/BG/2021-003).