Líneas de Investigación

Selección sexual
Estrategias reproductivas en aves a lo largo de la vida
Historias de vida, senescencia

Palabras Clave: Señales sexuales, elección de pareja, efectos maternos, aves marinas.

Formación Académica

Biología, Universidad Autónoma Metropolitana-Xochimilco (1991)

Doctorado en Ecología, Instituto de Ecología, UNAM (1996)

1996-1997. Estancia posdoctoral con el Dr. Fred Cooke de la Universidad Simon Fraser, Burnaby, Canada. Proyecto de investigación: Costos y beneficios del establecimiento temprano de la pareja en el Pato Arlequín Histrionicus histriunicus.

Experiencia profesonal

2011-2013. Miembro del Editorial Board of the Society’s Biology Letters, Royal Society, London. Enero 1, 2011 a Diciembre 31, 2013.

2011 – a la fecha. Editor Asociado de Ardeola (Revista de la Sociedad de Ornitología Española).

2010 – a la fecha. Editor Asociado de Acta Ethologica.

Miembro Consejero del Comité Ejecutivo de la Internacional Society for Behavioral Ecology (http://www.behavecol.com/pages/society/welcome.html)

Premios y Distinciones

Reconocimiento Sor Juana Inés de la Cruz 2010. Reconocimiento otorgado por la UNAM a “las universitarias sobresalientes en sus áreas de conocimiento y en sus ámbitos de desempeño profesional”.

Medalla de Plata Alfonso Caso 1997. Reconocimiento otorgado por la UNAM a estudiantes de doctorado distinguidos.

  1. Plasman M. Sandoval-Zapotitla E. and Torres R*. 2019. Immuno senescence in a lizard. Biological Journal of the Linnean Society. 128, 936–943 doi: 10.1093/biolinnean/blz150
  2. Plasman M. and Torres R*. 2019. Feeling the heat: extreme temperatures compromise constitutive innate humoral immunity and skin colour in a desert dwelling lizard. Journal of Thermal Biology 83: 142-149. doi: 10.1016/j.jtherbio.2019.05.012
  3. Torres R, Rampton R, Chin E, Williams T. 2019. Synergistic or antagonistic effects of two maternally-derived egg components (antibodies and testosterone) on offspring phenotype. Journal of Experimental Biology. 222: jeb196956 doi: 10.1242/jeb.196956
  4. Nathan Michael, Roxana Torres, Andreanna Welch, Josh Adams, Mario Erandi Bonillas-Monge, Jonathan Felis, Laura Angélica López-Márquez, Alejandro Martínez-Flores, Anne Wiley. 2018. Carotenoid-based skin ornaments reflect foraging propensity in a seabird, Sula leucogaster. Biology letters 14: 20180398.
  5. Montoya B, Flores C and Torres R. 2018. Repeatability of a dynamic sexual trait: Skin color variation in the brown booby (Sula leucogaster). Auk 135, num 3: 622-636. DOI: 10.1642/AUK-17-150.1
  6. Liliana D’Alba, Roxana Torres, Geoffrey Waterhouse, Chad Eliason, Mark Hauber and Matthew D. Shawkey. 2017. What does the eggshell cuticle do? A functional comparison of eggshell cuticles. Physiological and Biochemical Zoology 90(5):588–599. Doi: 10.1086/693434.
  7. Montoya B, Valverde M, Rojas E and Torres R*. 2016. Oxidative stress during courtship affects differentially male and female reproductive effort in a species with biparental care.  Journal of Experimental Biology. 219: 3915-3926 doi:10.1242/jeb.141325
  8. López-Rull I, Nicolás L, Neri-Vera N, Argáez V, Martínez M and Torres R. 2016. Assortative mating by multiple skin color traits in a seabird with cryptic sexual dichromatism. Journal of Ornithology 157: 1049-1062. DOI 10.1007/s10336-016-1352-4
  9. López-Rull I, Lifshitz N, Macías-García C, Graves J and Torres R*. 2016. Females of a polymorphic seabird dislike foreign-looking males. Animal Behaviour. 113: 31-38. 

Reseñas sobre el artículo:

In focus, Animal Behaviour Bionieuws, the Dutch magazine for biologists

  1. Plasman M, Reynoso VH, Nicolás L and Torres R*. 2015. Multiple colour traits signal performance and immune response in the Dickerson’s collared lizard Crotaphytus dickersonae. Behav. Ecol and Sociobiol 68: 765-775. DOI: 10.1007/s00265-015-1892-2.
  2. Montoya B and Torres R*. 2015. Male skin color signals direct and indirect benefits in a species with biparental care. Behavioural Ecology 26: 425-434. doi:10.1093/beheco/aru204.
  3. Velando A, Beamonte-Barrientos R, Torres R. 2014. Enhanced male coloration after immune challenge increases reproductive potential. Journal of Evolutionary Biology. doi: 10.1111/jeb.12416.
  4. Natalia Gañan, VíctorArgáez, Nadia Neri, Natalia Lifshitz and Roxana Torres*. 2014. Promiscuous brown booby (Sula leucogaster) females perform reverse mounting. Ardeola, 61 (1).
  5. Beamonte-Barrientos R, Velando A, Torres R*. 2014. Age-dependent effects of carotenoids on sexual ornaments and reproductive performance of a long-lived seabird. Behavioral Ecology and Sociobiology 68: 115-126. DOI: 10.1007/s00265-013-1628-0.
  6. Fargallo Juan, Velando Alberto, Lopez-Rull Isabel, Gañán Natalia, Lifshitz Natalia, Wakamatsu Kazumasa, Torres Roxana. 2014. Sex-specific phenotypic integration: endocrine profile, coloration and behavior in fledgling boobies. Behavioural Ecology 25: 76–87. doi:10.1093/beheco/art088.
  7. Morales J, Torres R and Velando A. 2012. Safe betting: males help dull females only when they raise high-quality offspring. Behavioural Ecology and Sociobiology 66: 135-143.
  8. Merino S, Hennicke J, Martínez J, Ludynia K, Torres R, Work TM, Masello JF, and Quillfeldt P. 2012. Infection by Haemoproteus parasites in four species of frigatebirds and description of Haemoproteus (Parahaemoproteus) valkinasi sp. Nov. (Haemosporida, haemoproteidae). Journal of Parasitology 98: 388-397. DOI: 10.1645/GE-2415.1
  9. Sin-Yeon Kim, Drummond H, Torres R, Velando A. 2011. Evolvability of an avian life-history trait declines with father’s age. Journal of Evolutionary Biology, 24(2): 295-302. Doi: 10.1111/j.1420-9101.2010.02165.x
  10. Velando A, Noguera JC, Drummond H, Torres R. 2011. Senescent males carry premutagenic lesions in sperm. Journal of Evolutionary Biology 24: 693–697. doi: 10.1111/j.1420-9101.2010.02201.x
  11. Morales J, Velando A, Torres R. 2011. Biliverdin-based egg coloration is enhanced by carotenoid supplementation. Behavioural Ecology and Sociobiology 65: 197-203.
  12. Sin-Yeon Kim, Velando A., Torres R., Drummond H. 2011. Effects of recruiting age on senescence, lifespan and lifetime reproductive success in a long-lived seabird. Oecologia 166: 615-626. DOI 10.1007/s00442-011-1914-3.
  13. Torres R, Drummond H, Velando A. 2011. Parental age and lifespan influence offspring recruitment: A Long-Term Study in a Seabird. PlosONE 6: e27245.
  14. Oro D, Torres R, Rodríguez C and Drummond H. 2010. Climatic influence on demographic parameters of a tropical seabird varies with age and sex. Ecology 91(4): 1205–1214.
  15. Morales J, Torres R, Velando A. 2010. Parental conflict and blue egg colouration in a seabird. Naturwissenchaften 97: 173-180.

Reseñas sobre este artículo: BBC news online. Nov, 2009.

  1. Drummond H, Torres R., Rodriguez Juarez C., Sin-Yeon Kim. 2010. Is kin cooperation going on undetected in marine bird colonies? Behavioural Ecology and Sociobiology 64:647–655. DOI 10.1007/s00265-009-0882-7.
  2. Velando A., Drummond H, Torres R*. 2010. Senescing sexual ornaments recover after a sabbatical. Biology letters 6, 194–196. (doi:10.1098/rsbl.2009.0759).

Reseñas sobre este artículo:

TIMESONLINE. Abstinence makes the booby´s feet grow bluer. By Hannah Devlin. Dec. 2, 2009.

National Geographic. Abstaining boobies get “sexier”. Dec. 2, 2009.


Entrevista de radio. Canadian Broadcasting Corporation (http://www.cbc.ca/aih/). Diciembre 2, 2009.

  1. Beamonte-Barrientos R., Velando A., Drummond H., Torres R*. 2010. Senescence of maternal effects: aging influences egg quality and rearing capacities of a long-lived bird. American Naturalist 175: 469–480. DOI: 10.1086/650726.
  2. Torres R and Velando A. 2010. Color in a Long-lived Tropical Seabird: Sexual Selection in a Life-history Context. Advances in the Study of Behaviour. Behavioral Ecology of Tropical Animals, Ed. Regina Macedo. Vol 42: 155-188. ISBN 9780123808943.
  3. Morales J, Velando A, Torres R. 2009. Fecundity compromises attractiveness when pigments are scarce. Behavioural Ecology 20: 117-123. doi: 10.1093/beheco/arn122.
  4. Monaghan P., Metcalfe N.B. and Torres R. 2009. Oxidative Stress as a Mediator of Life History Trade-offs: Mechanisms, Measurements and Interpretation. Ecology Letters 12: 75-92.

Reseñas sobre este artículo:

  • Vlastimil Krivan with Ludek Berec. Evaluated 5 Feb 2009. En Faculty of 1000 Biology. (Faculty of 1000 is a revolutionary new online literature awareness tool that comprehensively and systematically highlights and evaluates the most interesting papers published in biology, based on the recommendations of a faculty of over 1400 of the world's top researchers.). http://www.f1000biology.com/article/id/1147243/evaluation
  • Desde Septiembre/Octubre de 2015, este artículo muy citado recibió suficientes citas para incluirse en el 1% de los mejores artículos de su campo académico en función de un umbral de artículos muy citados para el campo y el año de publicación (Essential Science Indicators, ISI Web of Science).
  1. Sin-Yeon Kim, Torres R., Drummond H. 2009. Simultaneous positive and negative density-dependent dispersal in a colonial bird species. Ecology 90(1): 230-239.
  2. Morales J, Carlos Alonso-Álvarez, Cristóbal Pérez, Roxana Torres, Ester Serafino, Alberto Velando. 2009. Families on the spot: sexual signals influence parent-offspring interactions. Proceedings of the Royal Society, London Series B 276:2477-2483.
  3. Ríos Chelén AA, Graves JA, Torres R, Serrano Pinto M, D’Alba L, and Macías Garcia C. 2008. Intra-specific brood parasitism revealed by DNA micro-satellite analyses in a sub-oscine bird, the vermilion flycatcher. Revista Chilena de Historia Natural 81: 21-31.
  4. Dentressangle F, Boeck L, Torres R*. 2008. Maternal investment in eggs is affected by male feet colour and breeding conditions in the blue-footed booby, Sula nebouxii. Behavioural Ecology and Sociobiology 62: 1899-1908. DOI: 10.1007/s00265-008-0620-6.

Reseñas sobre este artículo:

  • Nature Research Highlights. Don´t you step on my… Vol. 454, pag. 920. August 2008.
  1. Velando A, Torres R, Alonso-Alvarez C. 2008. Avoiding bad genes: Oxidatively damaged DNA in germ line and mate choice. BioEssays 30: 1212-1219.

Reseñas sobre este artículo:

  • Russell Bonduriansky with Margo Adler. Evaluated 29 Jan 2009. En Faculty of 1000 Biology. (Faculty of 1000 is a revolutionary new online literature awareness tool that comprehensively and systematically highlights and evaluates the most interesting papers published in biology, based on the recommendations of a faculty of over 1400 of the world's top researchers.). http://www.f1000biology.com/article/id/1145157/evaluation
  1. Sin-Yeon Kim, Torres R., Rodríguez C., Drummond H. 2007. Effects of breeding success, mate fidelity and senescence on breeding dispersal of male and female blue-footed boobies. Journal of Animal Ecology 76: 471-479.
  2. D’Alba L. and Torres R*. 2007. Seasonal egg mass variation and laying sequence in a bird with facultative brood reduction. The Auk 124: 643-652.
  3. Torres R and Velando A. 2007. Male reproductive senescence: The price of immune-induced oxidative damage on sexual attractiveness in the blue-footed booby. Journal of Animal Ecology 76: 1161-1168. doi: 10.1111/j.1365-2656.2007.01282.x