, Aves: Passerellidae), Cabanis), vol.4291, issue.1, pp.155-70

L. Sandoval, P. P. Bitton, S. M. Doucet, and D. J. Mennill, Analysis of plumage, morphology, and 456 voice reveals species-level differences between two subspecies of Prevost's Ground-457, 2014.

, Aves: Emberizidae), Zootaxa. 458, vol.3895, issue.1, pp.103-119

C. A. Morales-divas, Conservación del quetzal, (Pharomachrus mocinno) en 460 cautiverio en el zoológico Miguel Álvarez del Toro, Ciencia, vol.461, pp.4-7, 2017.

U. Schulz and K. Eisermann, Morphometric differentiation between subspecies of Resplendent 463, 2017.

. Quetzal, Pharomachrus mocinno mocinno and P. m. costaricensis) based on male uppertail-464 coverts morphometric, Br. Ornithol. Club, vol.137, issue.4, pp.287-91

N. Seddon and J. A. Tobias, Song divergence at the edge of Amazonia: an empirical test of the 466 peripatric speciation model, Biol. J. Linn. Soc, vol.90, issue.1, pp.173-88, 2007.

D. Simberloff, Flagships, umbrellas, and keystones: is single species management passé in 468 the landscape era?, Biol. Cons, vol.83, issue.3, pp.247-57, 1998.

J. A. Soha, A. Poesel, D. A. Nelson, and B. Lohr, Non-salient geographic variation in birdsong in a 470 species that learns by improvisation, Ethol, vol.122, issue.4, pp.343-53, 2016.

S. Solórzano, S. Castillo, T. Valverde, and L. Avila, Quetzal abundance in relation to fruit 472 availability in a cloud forest in southeastern Mexico, Biotropica, vol.32, issue.3, pp.523-555, 2000.

S. Solórzano, Genética de la conservación del quetzal e impactos de la pérdida de sus 474 hábitats reproductivos sobre su distribución, 2003.

M. Morelia, , p.475

N. Autónoma-de-méxico,

S. Solórzano, M. A. Castillo-santiago, D. Navarrete-gutiérrez, and K. Oyama, Impacts of the loss 477 of neotropical highland forests on the species distribution: a case study using Resplendent 478, 2003.

, Quetzal an endangered bird species, Biol. Cons, vol.114, issue.3, pp.341-390

S. Solórzano, A. J. Baker, and K. Oyama, Conservation priorities for Resplendent Quetzals based 480 on analysis of mitochondrial DNA control-region sequences, Condor, vol.106, issue.3, pp.449-56, 2004.

S. Solórzano, M. Garcia-juarez, and K. Oyama, Genetic diversity and conservation of the 482 resplendent quetzal Pharomachrus mocinno in Mesoamerica, Revista Mexicana De, p.483, 2009.

, Biodiversidad, vol.80, issue.1, pp.241-289

S. Solórzano and K. Oyama, Morphometric and molecular differentiation between quetzal 485 subspecies of Pharomachrus mocinno (Trogoniformes: Trogonidae), Rev. Biol. Trop, vol.486, issue.1, pp.357-71, 2009.

J. Sueur, T. Aubin, and C. Simonis, Sound analysis and synthesis with the package seewave, 2008.

, Bioacoustics, vol.18, issue.2, pp.213-239

J. A. Tobias, N. Seddon, N. Spottiswoode, J. D. Pilgrim, L. Fishpool et al., Quantitative 490 criteria for species delimitation, Ibis, vol.152, pp.724-746, 2010.

. Unep-wcmc, Comps.). 2014. Checklist of CITES Species. CITES Secretariat, p.492

U. Switzerland, C. , and U. Kingdom, , 2017.

C. Wei, C. Jia, L. Dong, D. Wang, C. Xia et al., Geographic variation in the 494 calls of the Common Cuckoo (Cuculus canorus): isolation by distance and divergence 495 among subspecies, J. Ornithol, vol.156, issue.2, pp.533-575, 2015.

R. Weyl, Geology of Middle America, Gebr. Born. Berlin and Stuttgart, 1980.

R. M. Zink, The role of subspecies in obscuring avian biological diversity and misleading 498 conservation policy, Proc. R. Soc. B Biol. Sci, vol.271, pp.561-64, 1539.

, Duration (s) 0

, Center frequency (Hz) 1094.8 ± 99.4 (880.7-1205.9) 986.1 ± 82, vol.87, pp.1147-1771

, Lowest frequency (Hz) 910.7 ± 145.19 (678.8-1106) 723.6 ± 65, vol.75, pp.613-853

, Third frequency quartile (Hz) 1143.2 ± 81, p.61

, Inter-quartile range (Hz) 91.76 ±, vol.55, pp.867-1109

, Negative FM (Hz), vol.1

, Positive FM (Hz), vol.1

, Hz) 1164 ± 84.66 (1006-1343) 987.6 ± 67.21 (893.6-1100.5) Highest frequency (Hz), pp.1154-1679

, Third frequency quartile (Hz) 1210 ± 81, vol.61

, Inter-quartile range (Hz), vol.56, pp.88-343

, Negative FM (Hz), vol.1

, Positive FM (Hz) 1.66 ± 0.49 (0.66-2.6)