D.B. Adams A.R. Gold A.D. Burt 1978 Rise in female initiaed sexual activity at ovulation and its suppression by oral contraceptives New England Journal of Medicine 299 1145 1150.

D.B. Adams A.R. Gold A.D. Burt 1978 Rise in female initiaed sexual activity at ovulation and its suppression by oral contraceptives New England Journal of Medicine 299 1145 1150.)| false
• Search Google Scholar
• Export Citation

R. Alexander K. Noonan 1979 Concealment of ovulation, parental care, and human social evolution N.A. Chagnon W.G. Irons Evolutionary Biology and Human Social Behavior: an anthropological perspective Duxbury Press North Scituate, MA 436 453.

R. Alexander K. Noonan 1979 Concealment of ovulation, parental care, and human social evolution N.A. Chagnon W.G. Irons Evolutionary Biology and Human Social Behavior: an anthropological perspective Duxbury Press North Scituate, MA 436 453.)| false
• Search Google Scholar
• Export Citation

M. Bellis R. Baker 1991 Do females promote sperm competition? Data for humans Animimal Behavior 40 5 997 999.

M. Bellis R. Baker 1991 Do females promote sperm competition? Data for humans Animimal Behavior 40 5 997 999.)| false
• Search Google Scholar
• Export Citation

F.L. Bookstein 1991 Morphometric Tools for Landmark Data: Geometry and Biology Cambridge University Press Cambridge.

F.L. Bookstein 1991 Morphometric Tools for Landmark Data: Geometry and Biology Cambridge University Press Cambridge.)| false
• Search Google Scholar
• Export Citation

F.L. Bookstein 1994 Partial least squares: a dose-response model for measurement in the behavioral and brain sciences Psychology 5 1 10.

F.L. Bookstein 1994 Partial least squares: a dose-response model for measurement in the behavioral and brain sciences Psychology 5 1 10.)| false
• Search Google Scholar
• Export Citation

R.L. Doty M. Ford G. Preti G.R. Huggins 1975 Changes in intensity and pleasantness of human vaginal odors during the menstrual cycle Science 190 4221 1316 1318.

R.L. Doty M. Ford G. Preti G.R. Huggins 1975 Changes in intensity and pleasantness of human vaginal odors during the menstrual cycle Science 190 4221 1316 1318.)| false
• Search Google Scholar
• Export Citation

B. Fink K. Grammer P.J. Matts 2006 Visible skin color distribution plays a role in the perception of age, attractiveness, and health in female faces Evol. Hum. Behav. 27 6 433 442.

B. Fink K. Grammer P.J. Matts 2006 Visible skin color distribution plays a role in the perception of age, attractiveness, and health in female faces Evol. Hum. Behav. 27 6 433 442.)| false
• Search Google Scholar
• Export Citation

I. Folstad A.J. Karter 1992 Parasites, bright males, and the immunocompetence handicap Am. Nat. 139 3 603 622.

I. Folstad A.J. Karter 1992 Parasites, bright males, and the immunocompetence handicap Am. Nat. 139 3 603 622.)| false
• Search Google Scholar
• Export Citation

P. Frost 1988 Human skin color: A possible relationship between its sexual dimorphism and its social perception Perspectives in Biology and Medicine 32 1 38 58.

P. Frost 1988 Human skin color: A possible relationship between its sexual dimorphism and its social perception Perspectives in Biology and Medicine 32 1 38 58.)| false
• Search Google Scholar
• Export Citation

S.W. Gangestad R. Thornhill R.A. Yeo 1994 Facial attractiveness, developmental stability, and fluctuating asymmetry Ethology and Sociobiology 15 2 73 85.

S.W. Gangestad R. Thornhill R.A. Yeo 1994 Facial attractiveness, developmental stability, and fluctuating asymmetry Ethology and Sociobiology 15 2 73 85.)| false
• Search Google Scholar
• Export Citation

K. Grammer R. Thornhill 1994 Human (Homo sapiens) facial attractiveness and sexual selection — The role of symmetry and averageness Journal of Comparative Psychology 108 3 233 242.

K. Grammer R. Thornhill 1994 Human (Homo sapiens) facial attractiveness and sexual selection — The role of symmetry and averageness Journal of Comparative Psychology 108 3 233 242.)| false
• Search Google Scholar
• Export Citation

K. Grammer V. Keki B. Striebel M. Atzmüller B. Fink 2003 Bodies in motion: a window to the soul E. Voland K. Grammer Evolutionary Aesthetics Springer Heidelberg, Berlin, New York 295 324.

K. Grammer V. Keki B. Striebel M. Atzmüller B. Fink 2003 Bodies in motion: a window to the soul E. Voland K. Grammer Evolutionary Aesthetics Springer Heidelberg, Berlin, New York 295 324.)| false
• Search Google Scholar
• Export Citation

K. Grammer L. Renninger B. Fischer 2004 Disco clothing, female sexual motivation, and relationship status: Is she dressed to impress? Journal of Sex Research 41 1 66 74.

K. Grammer L. Renninger B. Fischer 2004 Disco clothing, female sexual motivation, and relationship status: Is she dressed to impress? Journal of Sex Research 41 1 66 74.)| false
• Search Google Scholar
• Export Citation

J.P. Gray L.D. Wolfe 1983 Human female sexual cycles and the concealment of ovulation problem Journal of Social and Biological Structures 6 345 352.

J.P. Gray L.D. Wolfe 1983 Human female sexual cycles and the concealment of ovulation problem Journal of Social and Biological Structures 6 345 352.)| false
• Search Google Scholar
• Export Citation

W.D. Hamilton M. Zuk 1982 Heritable true fitness and bright birds — A role for parasites Science 218 4570 384 387.

W.D. Hamilton M. Zuk 1982 Heritable true fitness and bright birds — A role for parasites Science 218 4570 384 387.)| false
• Search Google Scholar
• Export Citation

R.M. Haralick K. Shanmugam I. Dinstein 1973 Textural features for image classification IEEE Trans. Syst. Man Cybern. SMC 3 6 610 621.

R.M. Haralick K. Shanmugam I. Dinstein 1973 Textural features for image classification IEEE Trans. Syst. Man Cybern. SMC 3 6 610 621.)| false
• Search Google Scholar
• Export Citation

S.B. Hrdy 1981 The Woman that Never Evolved Harvard University Press Cambridge.

S.B. Hrdy 1981 The Woman that Never Evolved Harvard University Press Cambridge.)| false
• Search Google Scholar
• Export Citation

V.S. Johnston R. Hagel M. Franklin B. Fink K. Grammer 2001 Male facial attractiveness: evidence for hormone-mediated adaptive design Evolution and Human Behavior 22 4 251 267.

V.S. Johnston R. Hagel M. Franklin B. Fink K. Grammer 2001 Male facial attractiveness: evidence for hormone-mediated adaptive design Evolution and Human Behavior 22 4 251 267.)| false
• Search Google Scholar
• Export Citation

D. Jones 1996 An evolutionary perspective on physical attractiveness Evolutionary Anthropology 5 3 97 109.

D. Jones 1996 An evolutionary perspective on physical attractiveness Evolutionary Anthropology 5 3 97 109.)| false
• Search Google Scholar
• Export Citation

M.J. Law Smith D.I. Perrett B.C. Jones R.E. Cornwell F.R. Moore D.R. Feinberg L.G. Boothroyd S.J. Durrani M.R. Stirrat S. Whiten R.M. Pitman S.G. Hillier 2006 Facial appearance is a cue to oestrogen levels in women Proceedings of the Royal Society B 273 1583 135 140.

M.J. Law Smith D.I. Perrett B.C. Jones R.E. Cornwell F.R. Moore D.R. Feinberg L.G. Boothroyd S.J. Durrani M.R. Stirrat S. Whiten R.M. Pitman S.G. Hillier 2006 Facial appearance is a cue to oestrogen levels in women Proceedings of the Royal Society B 273 1583 135 140.)| false
• Search Google Scholar
• Export Citation

M.E. Luschen D.M. Pierce 1972 Effect of menstrual cycle on mood and sexual arousability Journal of Sex Research 8 1 41 47.

M.E. Luschen D.M. Pierce 1972 Effect of menstrual cycle on mood and sexual arousability Journal of Sex Research 8 1 41 47.)| false
• Search Google Scholar
• Export Citation

K.V. Mardia F.L. Bookstein I.J. Moreton 2000 Statistical assessment of bilateral symmetry of shapes Biometrika 87 2 285 300.

K.V. Mardia F.L. Bookstein I.J. Moreton 2000 Statistical assessment of bilateral symmetry of shapes Biometrika 87 2 285 300.)| false
• Search Google Scholar
• Export Citation

P.J. Matts B. Fink K. Grammer M. Burquest 2007 Color homogeneity and visual perception of age, health, and attractiveness of female facial skin Journal of the American Academy of Dermatoogy. 57 6 977 984.

P.J. Matts B. Fink K. Grammer M. Burquest 2007 Color homogeneity and visual perception of age, health, and attractiveness of female facial skin Journal of the American Academy of Dermatoogy. 57 6 977 984.)| false
• Search Google Scholar
• Export Citation

R Development Core Team (2010): R: A Language and Environment for Statistical Computing (R Foundation for Statistical Computing, Vienna, Austria).

R Development Core Team (2010): R: A Language and Environment for Statistical Computing (R Foundation for Statistical Computing, Vienna, Austria).)| false
• Search Google Scholar
• Export Citation

S.C. Roberts J. Havlicek J. Flegr M. Hruskova A.C. Little B.C. Jones D.I. Perrett M. Petrie 2004 Female facial attractiveness increases during the fertile phase of the menstrual cycle Proceedings of the Royal Society B 271 270 272.

S.C. Roberts J. Havlicek J. Flegr M. Hruskova A.C. Little B.C. Jones D.I. Perrett M. Petrie 2004 Female facial attractiveness increases during the fertile phase of the menstrual cycle Proceedings of the Royal Society B 271 270 272.)| false
• Search Google Scholar
• Export Citation

S.C. Roberts A.C. Little L. Morris Gosling D.I. Perrett B.C. Jones I. Penton-voak M. Petrie 2005 MHC-heterozygosity and human facial attractiveness Evolution and Human Behavior 26 3 213 226.

S.C. Roberts A.C. Little L. Morris Gosling D.I. Perrett B.C. Jones I. Penton-voak M. Petrie 2005 MHC-heterozygosity and human facial attractiveness Evolution and Human Behavior 26 3 213 226.)| false
• Search Google Scholar
• Export Citation

P.D. Sampson A.P. Streissguth H.M. Barr F.L. Bookstein 1989 Neurobehavioral effects of prenatal alcohol: Part II. Partial least squares analysis Neurotoxicol. Teratol. 11 5 477 491.

P.D. Sampson A.P. Streissguth H.M. Barr F.L. Bookstein 1989 Neurobehavioral effects of prenatal alcohol: Part II. Partial least squares analysis Neurotoxicol. Teratol. 11 5 477 491.)| false
• Search Google Scholar
• Export Citation

R.F. Service 1998 New role for estrogen in cancer? Science 279 5357 1631 1633.

R.F. Service 1998 New role for estrogen in cancer? Science 279 5357 1631 1633.)| false
• Search Google Scholar
• Export Citation

D. Singh P.M. Bronstad 2001 Female body odour is a potential cue to ovulation Proceedings of the Royal Society B 268 1469 797 801.

D. Singh P.M. Bronstad 2001 Female body odour is a potential cue to ovulation Proceedings of the Royal Society B 268 1469 797 801.)| false
• Search Google Scholar
• Export Citation

D. Symons 1995 Neoteny reconsidered (commentary on “Sexual selection, physical attractiveness, and facial neoteny” by D Jones). Current Anthropology 36 741 743.

D. Symons 1995 Neoteny reconsidered (commentary on “Sexual selection, physical attractiveness, and facial neoteny” by D Jones). Current Anthropology 36 741 743.)| false
• Search Google Scholar
• Export Citation

R. Thornhill S.W. Gangestad 1993 Human facial beauty — Averageness, symmetry, and parasite resistance Human Nature 4 3 237 269.

R. Thornhill S.W. Gangestad 1993 Human facial beauty — Averageness, symmetry, and parasite resistance Human Nature 4 3 237 269.)| false
• Search Google Scholar
• Export Citation

R. Thornhill A.P. Moller 1998 The relative importance of size and asymmetry in sexual selection Behavioral Ecology 9 6 546 551.

R. Thornhill A.P. Moller 1998 The relative importance of size and asymmetry in sexual selection Behavioral Ecology 9 6 546 551.)| false
• Search Google Scholar
• Export Citation

R.L. Trivers 1972 Parental investment and sexual selection B. Campbell Sexual Selection and the Descent of Men, 1871–1971 Aldine Publishing Company Chicago 136 179.

R.L. Trivers 1972 Parental investment and sexual selection B. Campbell Sexual Selection and the Descent of Men, 1871–1971 Aldine Publishing Company Chicago 136 179.)| false
• Search Google Scholar
• Export Citation

A. Zahavi A. Zahavi 1997 The Handicap Principle: A Missing Piece of Darwin's Puzzle Oxford University Press New York, Oxford.

A. Zahavi A. Zahavi 1997 The Handicap Principle: A Missing Piece of Darwin's Puzzle Oxford University Press New York, Oxford.)| false
• Search Google Scholar
• Export Citation