| [1] | Espmark Y, Amundsen T, Rosenqvist G, editors. (2000) Animal Signals: Signalling and Signal Design in Animal Communication. Trondheim: Tapir Academic Press. 496 p.
|
| [2] | Smith JM, Harper D (2003) Animal signals. Oxford, New York: Oxford University Press. 166 p.
|
| [3] | Shawkey MD, Hill GE (2005) Carotenoids need structural colours to shine. Biol Lett 1: 121–124.
|
| [4] | Prum RO (2006) Anatomy, physics, and evolution of structural colours. In: Hill GE, McGraw KJ, editors. Bird Coloration. Vol. 1. Mechanisms and Measurements. Cambridge, Massachusetts: Harvard University Press. pp. 295–353.
|
| [5] | Shawkey MD, Morehouse NI, Vukusic P (2009) A protean palette: colour materials and mixing in birds and butterflies. J R Soc Interface 6: S221–S231.
|
| [6] | Fitzpatrick S (1998) Colour schemes for birds: structural coloration and signals of quality in feathers. Ann Zool Fenn 35: 67–77.
|
| [7] | Hill GE (2002) A Red Bird in a Brown Bag: The Function and Evolution of Colorful Plumage in the House Finch. New York: Oxford University Press. 336 p.
|
| [8] | Hill GE (2006) Environmental regulation of ornamental coloration. In: Hill GE, McGraw KJ, editors. Bird Coloration. Vol 1. Mechanisms and measurements. Cambridge, Massachusetts: Harvard University Press. pp. 507–560.
|
| [9] | McGraw KJ (2006) Mechanics of Carotenoid-based Coloration. In: Hill GE, McGraw KJ, editors. Bird Coloration. Vol. I. Cambridge, Massachusetts: Harvard University Press. pp. 177–242.
|
| [10] | Shawkey MD, Hill GE, McGraw KJ, Hood WR, Huggins K (2006) An experimental test of the contributions and condition dependence of microstructure and carotenoids in yellow plumage coloration. Proc R Soc Lond B 273: 2985–2991.
|
| [11] | Olson VA, Owens IPF (2005) Interspecific variation in the use of carotenoid-based coloration in birds: diet, life history and phylogeny. J Evol Biol 18: 1534–1546.
|
| [12] | Price TD (2006) Phenotypic plasticity, sexual selection and the evolution of colour patterns. J Exp Biol 209: 2368–2376.
|
| [13] | Blount JD, McGraw KJ (2008) Signal functions of carotenoid colouration. In: Britton G, Liaaen-Jensen S, Pfander H, editors. Carotenoids. Volume 4: Natural Functions. Basel: Birkh？user Verlag, 213–236:
|
| [14] | Isaksson C, Andersson S (2008) Oxidative stress does not influence carotenoid mobilization and plumage pigmentation. Proc R Soc Lond B 275: 309–314.
|
| [15] | Jacot A, Romero-Diaz C, Tschirren B, Richner H, Fitze PS (2010) Dissecting Carotenoid from Structural Components of Carotenoid-Based Coloration: A Field Experiment with Great Tits (Parus major). Am Nat 176: 55–62.
|
| [16] | McGraw KJ, Mackillop EA, Dale J, Hauber ME (2002) Different colors reveal different information: how nutritional stress affects the expression of melanin- and structurally based ornamental plumage. J Exp Biol 205: 3747–3755.
|
| [17] | Hill GE, Doucet SM, Buchholz R (2005) The effect of coccidial infection on iridescent plumage coloration in wild turkeys. Anim Behav 69: 387–394.
|
| [18] | Siefferman L, Hill GE (2005) Evidence for sexual selection on structural plumage coloration in female eastern bluebirds (Sialia sialis). Evolution 59: 1819–1828.
|
| [19] | McGlothlin JW, Duffy DL, Henry-Freeman JL, Ketterson ED (2007) Diet quality affects an attractive white plumage pattern in dark-eyed juncos (Junco hyemalis). Behav Ecol Sociobiol 61: 1391–1399.
|
| [20] | Siitari H, Alatalo RV, Halme P, Buchanan KL, Kilpimaa J (2007) Color signals in the black grouse (Tetrao tetrix): Signal properties and their condition dependency. Am Nat 169: S81–S92.
|
| [21] | Griggio M, Serra L, Licheri D, Campomori C, Pilastro A (2009) Moult speed affects structural feather ornaments in the blue tit. J Evol Biol 22: 782–792.
|
| [22] | Peters A, Kurvers RHJM, Roberts ML, Delhey K (2011) No evidence for general condition-dependence of structural plumage colour in blue tits: an experiment. J Evol Biol 24: 976–987.
|
| [23] | Galvan I, Diaz L, Sanz JJ (2009) Relationships between territory quality and carotenoid-based plumage colour, cell-mediated immune response, and body mass in Great Tit Parus major nestlings. Acta Ornithol 44: 139–150.
|
| [24] | Evans SR, Sheldon BC (2012) Quantitative Genetics of a Carotenoid-Based Color: Heritability and Persistent Natal Environmental Effects in the Great Tit. Am Nat 179: 79–94.
|
| [25] | Slagsvold T, Lifjeld JT (1985) Variation in Plumage Color of the Great Tit Parus Major in Relation to Habitat, Season and Food. J Zool 206: 321–328.
|
| [26] | Eeva T, Lehikoinen E, Ronka M (1998) Air pollution fades the plumage of the Great Tit. Funct Ecol 12: 607–612.
|
| [27] | H？rak P, Vellau H, Ots I, M？ller AP (2000) Growth conditions affect carotenoid-based plumage coloration of great tit nestlings. Naturwissenschaften 87: 460–464.
|
| [28] | Fitze PS, K？lliker M, Richner H (2003) Effects of common origin and common environment on nestling plumage coloration in the great tit (Parus major). Evolution 57: 144–150.
|
| [29] | Fitze PS, Tschirren B, Richner H (2003) Carotenoid-based colour expression is determined early in nestling life. Oecologia 137: 148–152.
|
| [30] | Tschirren B, Fitze PS, Richner H (2003) Proximate mechanisms of variation in the carotenoid-based plumage coloration of nestling great tits (Parus major L.). J Evol Biol 16: 91–100.
|
| [31] | Biard C, Surai PF, M？ller AP (2006) Carotenoid availability in diet and phenotype of blue and great tit nestlings. J Exp Biol 209: 1004–1015.
|
| [32] | Isaksson C, Uller T, Andersson S (2006) Parental effects on carotenoid-based plumage coloration in nestling great tits, Parus major. Behav Ecol Sociobiol 60: 556–562.
|
| [33] | Ferns PN, Hinsley SA (2008) Carotenoid plumage hue and chroma signal different aspects of individual and habitat quality in tits. Ibis 150: 152–159.
|
| [34] | Eeva T, Sillanp？？ S, Salminen JP, Nikkinen L, Tuominen A, et al. (2008) Environmental Pollution Affects the Plumage Color of Great Tit Nestlings through Carotenoid Availability. Ecohealth 5: 328–337.
|
| [35] | Isaksson C, Ornborg J, Prager M, Andersson S (2008) Sex and age differences in reflectance and biochemistry of carotenoid-based colour variation in the great tit Parus major. Biol J Linn Soc 95: 758–765.
|
| [36] | Eeva T, Sillanp？？ S, Salminen JP (2009) The effects of diet quality and quantity on plumage colour and growth of great tit Parus major nestlings: a food manipulation experiment along a pollution gradient. J Avian Biol 40: 491–499.
|
| [37] | Geens A, Dauwe T, Eens M (2009) Does anthropogenic metal pollution affect carotenoid colouration, antioxidative capacity and physiological condition of great tits (Parus major)? Comp Biochem Phys C 150: 155–163.
|
| [38] | Quesada J, Senar JC (2009) Cross-fostering experiments to compare carotenoid- and melanin-based plumage traits and long-term parental effects in post-moulted great tits. Behaviour 146: 1235–1251.
|
| [39] | Senar JC, Figuerola J, Pascual J (2002) Brighter yellow blue tits make better parents. Proc R Soc Lond B 269: 257–261.
|
| [40] | Johnsen A, Delhey K, Andersson S, Kempenaers B (2003) Plumage colour in nestling blue tits: sexual dichromatism, condition dependence and genetic effects. Proc R Soc Lond B 270: 1263–1270.
|
| [41] | Biard C, Surai PF, M？ller AP (2005) Effects of carotenoid availability during laying on reproduction in the blue tit. Oecologia 144: 32–44.
|
| [42] | Arriero E, Fargallo JA (2006) Habitat structure is associated with the expression of carotenoid-based coloration in nestling blue tits Parus caeruleus. Naturwissenschaften 93: 173–180.
|
| [43] | Hadfield JD, Owens IPF (2006) Strong environmental determination of a carotenoid-based plumage trait is not mediated by carotenoid availability. J Evol Biol 19: 1104–1114.
|
| [44] | Hadfield JD, Burgess MD, Lord A, Phillimore AB, Clegg SM, et al. (2006) Direct versus indirect sexual selection: genetic basis of colour, size and recruitment in a wild bird. Proc R Soc Lond B 273: 1347–1353.
|
| [45] | Biard C, Surai PF, M？ller AP (2007) An analysis of pre- and post-hatching maternal effects mediated by carotenoids in the blue tit. J Evol Biol 20: 326–339.
|
| [46] | Hadfield JD, Nutall A, Osorio D, Owens IPF (2007) Testing the phenotypic gambit: phenotypic, genetic and environmental correlations of colour. J Evol Biol 20: 549–557.
|
| [47] | Jacot A, Kempenaers B (2007) Effects of nestling condition on UV plumage traits in blue tits: an experimental approach. Behav Ecol 18: 34–40.
|
| [48] | Peters A, Delhey K, Johnsen A, Kempenaers B (2007) The condition-dependent development of carotenoid-based and structural plumage in nestling blue tits: Males and females differ. Am Nat 169: S122–S136.
|
| [49] | Larcombe SD, Mullen W, Alexander L, Arnold KE (2010) Dietary antioxidants, lipid peroxidation and plumage colouration in nestling blue tits Cyanistes caeruleus. Naturwissenschaften 97: 903–913.
|
| [50] | del Cerro S, Merino S, Martínez-de la Puente J, Lobato E, Ruiz-de-Casta？eda R, et al. (2010) Carotenoid-based plumage colouration is associated with blood parasite richness and stress protein levels in blue tits (Cyanistes caeruleus). Oecologia 162: 825–835.
|
| [51] | Delhey K, Burger C, Fiedler W, Peters A (2010) Seasonal changes in colour: a comparison of structural, melanin- and carotenoid-based colours in birds. PLoS ONE 5(7): e11582.
|
| [52] | Evans SR, Hinks AE, Wilkin TA, Sheldon BC (2010) Age, sex and beauty: methodological dependence of age- and sex-dichromatism in the great tit Parus major. Biol J Linn Soc 101: 777–796.
|
| [53] | Quesada J, Senar JC (2006) Comparing plumage colour measurements obtained directly from live birds and from collected feathers: the case of the great tit Parus major. J Avian Biol 37: 609–616.
|
| [54] | Lambrechts MM, Adriaensen F, Ardia DR, Artemyev AV, Atiénzar F, et al. (2010) The design of artificial nestboxes for the study of secondary hole-nesting birds: a review of methodological inconsistencies and potential biases. Acta Ornithol 45: 1–26.
|
| [55] | Jenni L, Winkler R (1994) Moult and Ageing of European Passerines. London: Academic Press. 224 p.
|
| [56] | Reme？ V, Matysioková B, Klejdus B (2011) Egg yolk antioxidant deposition as a function of parental ornamentation, age, and environment in great tits Parus major. J Avian Biol 42: 387–396.
|
| [57] | Andersson S, Prager M (2006) Quantifying Colors. In: Hill GE, McGraw KJ, editors. Bird Coloration. Vol 1. Mechanisms and Measurements. Cambridge, Massachusetts: Harvard University Press. pp. 41–89.
|
| [58] | Grafen A, Hails R (2002) Modern statistics for the life sciences. Oxford: Oxford University Press. 351 p.
|
| [59] | Schielzeth H (2010) Simple means to improve the interpretability of regression coefficients. Methods Ecol Evol 1: 103–113.
|
| [60] | Svensson PA, Wong BBM (2011) Carotenoid-based signals in behavioural ecology: a review. Behaviour 148: 131–189.
|
| [61] | Sillanp？？ S, Salminen JP, Eeva T (2009) Breeding success and lutein availability in great tit (Parus major). Acta Oecol 35: 805–810.
|
| [62] | Arnold KE, Ramsay SL, Henderson L, Larcombe SD (2010) Seasonal variation in diet quality: antioxidants, invertebrates and blue tits Cyanistes caeruleus. Biol J Linn Soc 99: 708–717.
|
| [63] | Senar JC, M？ller AP, Ruiz I, Negro JJ, Broggi J, et al. (2010) Specific appetite for carotenoids in a colorful bird. PLoS ONE 5(5): e10716.
|
| [64] | Hill GE (2000) Energetic constraints on expression of carotenoid-based plumage coloration. J Avian Biol 31: 559–566.
|
| [65] | Grether GF, Kolluru GR, Nersissian K (2004) Individual colour patches as multicomponent signals. Biol Rev 79: 583–610.
|
| [66] | Bitton P-P, Dawson RD (2008) Age-related differences in plumage characteristics of male tree swallows Tachycineta bicolor: hue and brightness signal different aspects of individual quality. J Avian Biol 39: 446–452.
|
| [67] | Hebets EA, Papaj DR (2005) Complex signal function: developing a framework of testable hypotheses. Behav Ecol Sociobiol 57: 197–214.
|
| [68] | Rowe C (1999) Receiver psychology and the evolution of multicomponent signals. Anim Behav 58: 921–931.
|
| [69] | Candolin U (2003) The use of multiple cues in mate choice. Biol Rev 78: 575–595.
|
| [70] | Tschirren B, Patrick C, Fitze S, Richner H (2005) Carotenoid-based nestling colouration and parental favouritism in the great tit. Oecologia 143: 477–482.
|
| [71] | Galván I, Amo L, Sanz JJ (2008) Ultraviolet-blue reflectance of some nestling plumage patches mediates parental favouritism in great tits Parus major. J Avian Biol 39: 277–282.
|
| [72] | Tanner M, Richner H (2008) Ultraviolet reflectance of plumage for parent–offspring communication in the great tit (Parus major). Behav Ecol 19: 369–373.
|
| [73] | Fitze PS Tschirren B (2006) No evidence for survival selection on carotenoid-based nestling coloration in great tits (Parus major). J Evol Biol 19: 618–624.
|
| [74] | Reme？ V (2011) Yolk androgens in great tit eggs are related to male attractiveness, breeding density and territory quality. Behav Ecol Sociobiol 65: 1257–1266.
|
| [75] | Matysioková B, Reme？ V (2010) Incubation Feeding and Nest Attentiveness in a Socially Monogamous Songbird: Role of Feather Colouration, Territory Quality and Ambient Environment. Ethology 116: 596–607.
|
| [76] | Matysioková B, Reme？ V (2011) Responses to increased costs of activity during incubation in a songbird with female-only incubation: does feather colour signal coping ability? J Orn 152: 337–346.
|
| [77] | Delhey K, Roberts ML, Peters A (2010) The carotenoid-continuum: carotenoid-based plumage ranges from conspicuous to cryptic and back again. BMC Ecology 10: 13.
|
