Long-term changes in populations of rainforest birds in the Australia Wet Tropics bioregion: A climate-driven biodiversity emergency

8. Korner C, Spehn EM. Mountain biodiversity: a global assessment: Routledge; 2019. 9. Lomolino MV. Elevation gradients of species-density: historical and prospective views. Global Ecology and biogeography. 2001; 10(1):3–13. 10. La Sorte F, Jetz W. Projected range contractions of montane biodiversity under global warming. Pro- ceedings of the Royal Society B: Biological Sciences. 2010; 277(1699):3401–10. https://doi.org/10. 1098/rspb.2010.0612 PMID: 20534610 11. Jetz W, Rahbek C, Colwell RK. The coincidence of rarity and richness and the potential signature of his- tory in centres of endemism. Ecology Letters. 2004; 7(12):1180–91. 12. Quintero I, Jetz W. Global elevational diversity and diversification of birds. Nature. 2018; 555 (7695):246–50. https://doi.org/10.1038/nature25794 PMID: 29466335 13. Rahbek C, Borregaard MK, Colwell RK, Dalsgaard B, Holt BG, Morueta-Holme N, et al. Humboldt’s enigma: What causes global patterns of mountain biodiversity? Science. 2019; 365(6458):1108–13. https://doi.org/10.1126/science.aax0149 PMID: 31515383 14. Grenyer R, Orme CDL, Jackson SF, Thomas GH, Davies RG, Davies TJ, et al. Global distribution and conservation of rare and threatened vertebrates. Nature. 2006; 444(7115):93–6. https://doi.org/10. 1038/nature05237 PMID: 17080090 15. Buckley LB, Jetz W. Linking global turnover of species and environments. Proceedings of the National Academy of Sciences. 2008; 105(46):17836–41. https://doi.org/10.1073/pnas.0803524105 PMID: 19001274

16. Myers N, Mittermeier RA, Mittermeier CG, Da Fonseca GA, Kent J. Biodiversity hotspots for conserva- tion priorities. Nature. 2000; 403(6772):853–8. https://doi.org/10.1038/35002501 PMID: 10706275 17. Bubb P, May IA, Miles L, Sayer J. Cloud forest agenda. 2004. 18. Perez TM, Stroud JT, Feeley KJ. Thermal trouble in the tropics. Science. 2016; 351(6280):1392–3. https://doi.org/10.1126/science.aaf3343 PMID: 27013713 19. Deutsch C, Tewksbury J, Huey R, Sheldon K, Ghalambor C, Haak D, et al. Impacts of climate warming on terrestrial ectotherms across latitude. Proceedings of the National Academy of Sciences. 2008; 105 (18):6668–72. https://doi.org/10.1073/pnas.0709472105 PMID: 18458348 20. Wright SJ, Muller-Landau HC, Schipper J. The future of tropical species on a warmer planet. Conserva- tion biology. 2009; 23(6):1418–26. https://doi.org/10.1111/j.1523-1739.2009.01337.x PMID: 20078642 21. Freeman BG, Song Y, Feeley KJ, Zhu K. Montane species track rising temperatures better in the tropics than in the temperate zone. Ecology Letters. 2021; 24(8):1697–708. https://doi.org/10.1111/ele.13762 PMID: 34000078 22. Freeman B, Scholer M, Ruiz-Gutierrez V, Fitzpatrick J. Climate change causes upslope shifts and mountaintop extirpations in a tropical bird community. Proceedings of the National Academy of Sci- ences. 2018; 115(47):11982–7. 23. Neate-Clegg MHC, Jones SEI, Burdekin O, Jocque M, Şekercioğlu C¸ H. Elevational changes in the avian community of a Mesoamerican cloud forest park. Biotropica. 2018; 50(5):805–15. https://doi.org/ 10.1111/btp.12596.

24. Nogue´s-Bravo D, Arau´jo MB, Errea M, Martinez-Rica J. Exposure of global mountain systems to cli- mate warming during the 21st Century. Global environmental change. 2007; 17(3–4):420–8. 25. Harris J, Sekercioglu C, Sodhi N, Fordham D, Paton D, Brook B. The tropical frontier in avian climate impact research. Ibis-Journal of the British OrnithologistsUnion. 2011; 153(4):877. 26. Urban MC. Accelerating extinction risk from climate change. Science. 2015; 348(6234):571–3. https:// doi.org/10.1126/science.aaa4984 PMID: 25931559 27. Neate-Clegg MH, Jones SE, Tobias JA, Newmark WD, Şekercioğlu C¸ H. Ecological correlates of eleva- tional range shifts in tropical birds. Frontiers in Ecology and Evolution. 2021; 9:215. 28. Stouffer PC, Jirinec V, Rutt CL, Bierregaard RO Jr, Herna´ndez-Palma A, Johnson EI, et al. Long-term change in the avifauna of undisturbed Amazonian rainforest: ground-foraging birds disappear and the baseline shifts. Ecology Letters. 2021; 24(2):186–95. https://doi.org/10.1111/ele.13628 PMID: 33103837 29. Brook B, Sodhi N, Bradshaw C. Synergies among extinction drivers under global change. Trends in ecology & evolution. 2008; 23(8):453–60. https://doi.org/10.1016/j.tree.2008.03.011 PMID: 18582986 30. Sodhi N, Sekercioglu C, Barlow J, Robinson S. Conservation of tropical birds: John Wiley & Sons; 2011. 31. Guo F, Lenoir J, Bonebrake TC. Land-use change interacts with climate to determine elevational spe- cies redistribution. Nature Communications. 2018; 9(1):1315. https://doi.org/10.1038/s41467-018- 03786-9 PMID: 29615626

32. Terborgh J. Distribution on environmental gradients: theory and a preliminary interpretation of distribu- tional patterns in the avifauna of the Cordillera Vilcabamba, Peru. Ecology. 1971; 52(1):23–40. PLOS ONE Rainforest birds on escalator to extinction PLOS ONE | https://doi.org/10.1371/journal.pone.0254307 December 22, 2021 13 / 16