By Cristiano Nogueira (CI - Brasil), Paulo A. Buckup, Naercio A. Meneze3, Osvaldo T. Oyakawa, Thais P. Kasecker (CI - Brasil), Mario B. Ramos Neto, and José Maria C. da Silva (CI - Brasil). By Alexander R. Gaos, F.A. Abreu-Grobois, J. Alfaro-Shigueto, D. Amorocho, R. Arauz, A. Baquero, R. Briseño, D. Chacón, C. Dueñas, C. Hasbún, M. Liles, G. Mariona, C. Muccio, J.P. Muñoz, W.J. Nichols, M. Peña, J.A. Seminoff, M. Vásquez, J. Urteaga, B. Wallace, I.L. Yañez and P. Zárate By David G. Hole (Conservation International), Brian Huntley, Julius Arinaitwe, Stuart H. M. Butchart, Yvonne C. Collingham, Lincoln D. C. Fishpool, Deborah J. Pain, Stephen G. Willis By Bryan P. Wallace and Vincent S. Saba Variation in life history traits and population trends provide ‘natural experiments’ to identify causes of differences. This review provides a synoptic view of this research and recommendations for future research and conservation initiatives. |