Review: An embryo's eye view of avian eggshell pigmentation

Journal of Avian Biology

Volumn 42, Issue 6, 2011, Pages 494-504

  Maurer, Golo ^a,b   Portugal, Steven J ^c   Cassey, Phillip ^a,b  

^a UNIVERSITY OF ADELAIDE   (Australia)

^b UNIVERSITY OF BIRMINGHAM   (United Kingdom)

^c ROYAL VETERINARY COLLEGE   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ADAPTATION; BIRD; CIRCADIAN RHYTHM; COLOR MORPH; CRYPSIS; EGG; EMBRYO; EVOLUTIONARY BIOLOGY; EYE; FUTURE PROSPECT; HYPOTHESIS TESTING; PIGMENT; REPTILE; RESEARCH WORK;

AVES; REPTILIA;

EID: 84855332417     PISSN: 09088857     EISSN: 1600048X     Source Type: Journal    
DOI: 10.1111/j.1600-048X.2011.05368.x     Document Type: Review

References (124)

1. Archer, G. S., Shivaprasad, H. L. and Mench, J. A. 2009. Effect of providing light during incubation on the health, productivity, and behavior of broiler chickens. Poult. Sci. 88: 29-37.
2. Arendt, W. J. 2004. A quarter century of variation in color and allometric characteristics of eggs from a rain forest population of the pearly-eyed thrasher (Margarops fuscatus). Caribb. J. Sci. 40: 204-217.
3. Avilés, J. M., Stokke, B. G., Moksnes, A., Røskaft, E. and Møller, A. P. 2007. Environmental conditions influence egg color of reed warblers Acrocephalus scirpaceus and their parasite, the common cuckoo Cuculus canorus. Behav. Ecol. Sociobiol. 61: 475-485.
4. Bakken, G. S., Vanderbilt, V. C., Buttemer, W. A. and Dawson, W. R. 1978. Avian eggs-thermoregulatory value of very high near-infrared reflectance. Science 200: 321-323.
5. Bamelis, F. R., De Ketelaere, B., Mertens, K., Kemps, B. J., Decuypere, E. M. and De Baerdemaeker, J. G. 2008. Measuring the conductance of eggshells using the acoustic resonance technique and optical transmission spectra. Comput. Electron. Agric. 62: 35-40.
6. Bell-Pedersen, D., Cassone, V. M., Earnest, D. J., Golden, S. S., Hardin, P. E., Thomas, T. L. and Zoran, M. J. 2005. Circadian rhythms from multiple oscillators: lessons from diverse organisms. Nat. Rev. Genet. 6: 544-556.
7. Bertram, B. C. R. and Burger, A. E. 1981. Are ostrich Struthio camelus eggs the wrong color?. Ibis 123: 207-210.
8. Blaustein, A. R. and Belden, L. K. 2003. Amphibian defenses against ultraviolet-B radiation. Evol. Develop. 5: 89-97.
9. Blaustein, A. R., Hoffman, P. D., Hokit, D. G., Kiesecker, J. M., Walls, S. C. and Hays, J. B. 1994. UV repair and resistance to solar UV-B in amphibian eggs: a link to population declines?. Proc. Natl Acad. Sci. USA 91: 1791-1795.
10. Bobbo, D., Galvani, F., Mascetti, G. G. and Vallortigara, G. 2002. Light exposure of the chick embryo influences monocular sleep. Behav. Brain Res. 134: 447-466.
11. Booth, D. T. 1987. Home range and hatching success of malleefowl, Leipoa ocellata Gould (Megapodiidae), in Murray mallee near Renmark, SA. Aust. Wildl. Res. 14: 95-104.
12. Booth, D. T. and Thompson, M. B. 1991. A comparison of reptilian eggs with those of megapode birds. - In: Deeming, D. C. and Ferguson, M. W. J. (eds), Egg incubation: its effects on embryonic development in birds and reptiles. Cambridge Univ. Press, pp. 325-344.
13. Bosque, C. and Bosque, M. T. 1995. Nest predation as a selective factor in the evolution of developmental rates in altricial birds. Am. Nat. 145: 234-260.
14. Bruce, J. and Drysdale, E. M. 1994. Trans-shell transmission. - In: Board, R. G. and Fuller, R. (eds), Microbiology of the avian egg. Chapman and Hall, pp. 63-91.
15. Bulmer, A. C., Ried, K., Blanchfield, J. T. and Wagner, K. H. 2008. The anti-mutagenic properties of bile pigments. Mutat. Res. 658: 28-41.
16. Buschmann, J.-U. F., Manns, M. and Güntürkün, O. 2006. 'Let There be Light!' pigeon eggs are regularly exposed to light during breeding. Behav. Process. 73: 62-67.
17. Cassey, P., Ewen, J. G., Marshall, J. N., Vorobyev, M., Blackburn, T. and Hauber, M. E. 2009. Are avian eggshell colours effective intraspecific communication signals in the Muscicapoidea? A perceptual modelling approach. Ibis 151: 689-698.
18. Chabot, C. C. and Menaker, M. 1986. Development of circadian changes in pineal and retinal melatonin content in the embryonic chick. Soc. Neurosci. Abs. 12: 844.
19. Chavez, C., Knape, K. D., Coufal, C. D. and Carey, J. B. 2002. Reduction of eggshell aerobic plate counts by ultraviolet irradiation. Poult. Sci. 81: 1132-1135.
20. Clavijo, A., Tresnan, D. B., Jolie, R. and Zhou, E. M. 2002. Comparison of embryonated chicken eggs with MDCK cell culture for the isolation of swine influenza virus. Can. J. Vet. Res. 66: 117-121.
21. Coleman, M. A. and Mcnab, R. A. 1975. Photo acceleration of development in depigmented Japanese quail eggs. Poult. Sci. 54: 1849-1855.
22. Comfort, A. 1951. The pigmentation of molluscan shells. Biol. Rev. Camb. Philos. Soc. 26: 285-301.
23. Cook, M. I., Beissinger, S. R., Toranzos, G. A., Rodriguez, R. A. and Arendt, W. J. 2003. Trans-shell infection by pathogenic micro-organisms reduces the shelf life of non-incubated bird's eggs: a constraint on the onset of incubation?. Proc. R. Soc. 270: 2233-2240.
24. Csernus, V., Becher, P. and Mess, B. 1999. Wavelength dependency of light-induced changes in rhythmic melatonin secretion from chicken pineal gland in vitro. Neuroendocrinol. Lett. 20: 299-304.
25. Cook, M. I., Beissinger, S. R., Toranzos, G. A., Rodriguez, R. A. and Arendt, W. J. 2005. Microbial infection affects egg viability and incubation behavior in a tropical passerine. Behav. Ecol. 16: 30-36.
26. Csernus, V. and Mess, B. 2003. Biorhythms and pineal gland. Neuroendocrinol. Lett. 24: 404-411.
27. Daisley, J. N., Mascalzoni, E., Rosa-Salva, O., Rugani, R. and Regolin, L. 2009. Lateralization of social cognition in the domestic chicken (Gallus gallus). Phil. Trans. R. Soc. B 364: 965-981.
28. D'alba, L., Shawkey, M., Korsten, P., Vedder, O., Kingma, S., Komdeur, J. and Beissinger, S. 2010. Differential deposition of antimicrobial proteins in blue tit (Cyanistes caeruleus) clutches by laying order and male attractiveness. Behav. Ecol. Sociobiol. 64: 1037-1045.
29. Davies-Colley, R. J., Donnison, A. M., Speed, D. J., Ross, C. M. and Nagels, J. W. 1999. Inactivation of faecal indicator micro-organisms in waste stabilisation ponds: interactions of environmental factors with sunlight. Water Res. 33: 1220-1230.
30. De Gruijl, F. R., Van Kranen, H. J. and Mullenders, L. H. F. 2001. UV-induced DNA damage, repair, mutations and oncogenic pathways in skin cancer. J. Photochem. Photobiol. B Biol. 63: 19-27.
31. Deeming, D. C. 1991. Reasons for the dichotomy in egg turning in birds and reptiles. - In: Deeming, D. C. and Ferguson, M. W. J. (eds), Egg incubation: its effects on embryonic development in birds and reptiles. Cambridge Univ. Press, pp. 307-323.
32. Deeming, D. C. 2002a. Avian incubation. Oxford Univ. Press.
33. Deeming, D. C. 2002b. Behaviour patterns during incubation. - In: Deeming, D. C. (ed.), Avian incubation. Oxford Univ. Press, pp. 63-87.
34. Deeming, D. C. 2006. Ultrastructural and functional morphology of eggshells supports the idea that dinosaur eggs were incubated buried in a substrate. Palaeontology 49: 171-185.
35. del Hoyo, J., Elliott, A. and Christie, D. A. (eds) 1992-2011. Handbook of the birds of the World. - Lynx Edicions.
36. Eisenmann, E. 1953. What bird lays black eggs?. Auk 70: 362-363.
37. Falchuk, K. H., Contin, J. M., Dziedzic, T. S., Feng, Z., French, T. C., Heffron, G. J. and Montorzi, M. 2002. A role for biliverdin IX α in dorsal axis development of Xenopus laevis embryos. Proc. Natl Acad. Sci. USA 99: 251-256.
38. Faluhelyi, N. and Csernus, V. 2007. The effects of environmental illumination on the in vitro melatonin secretion from the embryonic and adult chicken pineal gland. Gen. Comp. Endocrinol. 152: 154-158.
39. Fargues, J., Rougier, M., Goujet, R., Smits, N., Coustere, C. and Itier, B. 1997. Inactivation of Conidia of Paecilomyces fumosoroseus by near-ultraviolet (UVB and UVA) and visible radiation. J. Invertebr. Pathol. 69: 70-78.
40. Ghatpande, A., Ghatpande, S. and Khan, M. 1995. Effect of different intensities of fluorescent light on the early development of chick embryos in ovo. J. Cell. Mol. Biol. Res. 41: 613-621.
41. Gorchein, A., Lim, C. K. and Cassey, P. 2009. Extraction and analysis of colourful eggshell pigments using HPLC and HPLC/electrospray ionization tandem mass spectrometry. Biomed. Chromatogr. 23: 602-606.
42. Gosler, A. G., Higham, J. and Reynolds, S. J. 2005. Why are birds' eggs speckled?. Ecol. Lett. 8: 1105-1113.
43. Green, R. E. 2000. An evaluation of three indices of eggshell thickness. Ibis 142: 676-679.
44. Gu, Z.-Z., Uetsuka, H., Takahashi, K., Nakajima, R., Onishi, H., Fujishima, A. and Sato, O. 2003. Structural color and the lotus effect. Angewandte Chemie Int. Ed. 42: 894-897.
45. Gwinner, E., Zeman, M. and Klaassen, M. 1997. Synchronization by low-amplitude light-dark cycles of 24-hour pineal and plasma melatonin rhythms of hatchling European starlings (Sturnus vulgaris). J. Pineal Res. 23: 176-181.
46. Hanley, D. and Doucet, S. 2009. Egg coloration in ring-billed gulls (Larus delawarensis): a test of the sexual signaling hypothesis. Behav. Ecol. Sociobiol. 63: 719-729.
47. Higham, J. and Gosler, A. 2006. Speckled eggs: water-loss and incubation behaviour in the great tit Parus major. Oecologia 149: 561-570.
48. Hockey, P. A. R. 1982. Adaptiveness of nest site selection and egg coloration in the African black oystercatcher Haematopus moquini. Behav. Ecol. Sociobiol. 11: 117-123.
49. Ishikawa, S., Suzuki, K., Fukuda, E., Arihara, K., Yamamoto, Y., Mukai, T. and Itoh, M. 2010. Photodynamic antimicrobial activity of avian eggshell pigments. FEBS Lett. 584: 770-774.
50. Ito, S., Tsudzuki, M., Komori, M. and Mizutani, M. 1993. Celadon: an eggshell color mutation in Japanese quail. J. Hered. 84: 145-147.
51. Janick, J. 1972. Horticultural Science. W. H. Freeman.
52. Johnson, F. S., Mo, T. and Green, A. E. S. 1976. Average latitudinal variation in ultraviolet radiation at the earth's surface. Photochem. Photobiol. 23: 179-188.
53. Jones, D. 1999. What we don't know about megapodes. Zool. Verhandelingen (Leiden) 327: 159-168.
54. Jones, D. and Birks, S. 1992. Megapodes-recent ideas on origins, adaptations and reproduction. Trends Ecol. Evol. 7: 88-91.
55. Keith, D. W., Parson, E. and Morgan, M. G. 2010. Research on global sun block needed now. Nature 463: 426-427.
56. Kennedy, G. Y. and Vevers, H. G. 1976. A survey of avian eggshell pigments. Comp. Biochem. Physiol. B Biochem. Mol. Biol. 55: 117-123.
57. Kerr, J. B. and Mcelroy, C. T. 1993. Evidence for large upward trends of ultraviolet-b radiation linked to ozone depletion. Science 262: 1032-1034.
58. Kilner, R. M. 2006. The evolution of egg colour and patterning in birds. Biol. Rev. 81: 383-406.
59. Kuo, F. L., Ricke, S. C. and Carey, J. B. 1997. Shell egg sanitation: UV radiation and egg rotation to effectively reduce populations of aerobes, yeasts, and molds. J. Food Prot. 60: 694-697.
60. Lack, D. 1958. The significance of the colour of turdine eggs. Ibis 100: 145-166.
61. Lahti, D. C. 2008. Population differentiation and rapid evolution of egg color in accordance with solar radiation. Auk 125: 796-802.
62. Langmore, N. E., Stevens, M., Maurer, G. and Kilner, R. M. 2009. Are dark cuckoo eggs cryptic in host nests?. Anim. Behav. 78: 461-468.
63. Langmore, N. E., Stevens, M., Maurer, G., Heinsohn, R., Hall, M. L., Peters, A. and Kilner, R. M. 2011. Visual mimicry of host nestlings by cuckoos. Proc. R. Soc. B 278: 2455-2463.
64. Larena, A. and Villar, M. A. 2001. Optical properties of CaCO3-filled poly(ethylene-co-vinyl acetate) films. Optical Materials 17: 437-442.
65. Lauber, J. K. 1975. Photoacceleration of avian embryogenesis. Comp. Biochem. Physiol. A Physiol. 51: 903-907.
66. Lima, S. L. 2009. Predators and the breeding bird: behavioral and reproductive flexibility under the risk of predation. Biol. Rev. 84: 485-513.
67. Madronich, S., Mckenzie, R. L., Bjorn, L. O. and Caldwell, M. M. 1998. Changes in biologically active ultraviolet radiation reaching the Earth's surface. J. Photochem. Photobiol. B Biol. 46: 5-19.
68. Magige, F., Moe, B. and Røskaft, E. 2008. The white colour of the ostrich (Struthio camelus) egg is a trade-off between predation and overheating. J. Ornithol. 149: 323-328.
69. Magrath, R. 1990. Hatching asynchrony in altricial birds. Biol. Rev. 65: 587-622.
70. Matsushita, M., Noguchi, H., Lu, Y.-F., Tomizawa, K., Michiue, H., Li, S.-T., Hirose, K., Bonner-Weir, S. and Matsui, H. 2004. Photo-acceleration of protein release from endosome in the protein transduction system. FEBS Lett. 572: 221-226.
71. Maurer, G., Beck, N. and Double, M. 2010. A 'feather-trap' for collecting DNA samples from birds. Mol. Ecol. Resour. 10: 129-134.
72. Maurer, G., Portugal, S. J. and Cassey, P. 2011. Sepckles of cryptic black headed gull eggs show no mechanical or conductance structural function. - J. Zool In press.
73. Mcaldowie, A. M. 1886. Observations on the development and the decay of the pigment layer on birds' eggs. J. Anat. Physiol. 20: 225-237.
74. Mcnabb, F. M. A., Scanes, C. G. and Zeman, M. 1998. Endocrine control of development. - In: Starck, J. M. and Ricklefs, R. E. (eds), Avian growth and development. Oxford Univ. Press, pp. 174-202.
75. Messens, W., Grijspeerdt, K. and Herman, L. 2005. Eggshell penetration by Salmonella: a review. World's Poult. Sci. J. 61: 71-86.
76. Moreno, J. and Osorno, J. L. 2003. Avian egg colour and sexual selection: does eggshell pigmentation reflect female condition and genetic quality?. Ecol. Lett. 6: 803-806.
77. Nichelmann, M., Höchel, J. and Tzschentke, B. 1999. Biological rhythms in birds-development, insights and perspectives. Comp. Biochem. Physiol. A Mol. Integr. Physiol. 124: 429-437.
78. Nys, Y., Gautron, J., Garcia-Ruiz, J. M. and Hincke, M. T. 2004. Avian eggshell mineralization: biochemical and functional characterization of matrix proteins. Comptes Rendus Palevol. 3: 549-562.
79. Okano, T., Yoshizawa, T. and Fukada, Y. 1994. Pinopsin is a chicken pineal photoreceptive molecule. Nature 372: 94-97.
80. Patent, D. H. 1977. Reptiles and how they reproduce. Holiday House.
81. Peebles, E. D. and Brake, J. 1986. The effect of induced molting on water-vapor conductance and other eggshell quality parameters of broiler breeders. Poult. Sci. 65: 1270-1274.
82. Pendrys, J. P. 1983. A model of the kinetics of photorepair in chick-embryo fibroblasts. Mutat. Res. 122: 129-133.
83. Poole, H. K. 1965. Spectrophotometric identification of eggshell pigments and timing of superficial pigment deposition in the Japanese quail. Proc. Soc. Exp. Biol. Med. 119: 547-551.
84. Portugal, S. J. P., Maurer, G. and Cassey, P. 2010. Eggshell permeability: a standard technique for determining inter-specific rates of water vapour conductance. Physiol. Biochem. Zool. 83: 1023-1031.
85. Reynolds, S. J., Martin, G. R. and Cassey, P. 2009. Is sexual selection blurring the functional significance of eggshell coloration hypotheses?. Anim. Behav. 78: 209-215.
86. Ries, G., Heller, W., Puchta, H., Sandermann, H., Seidlitz, H. K. and Hohn, B. 2000. Elevated UV-B radiation reduces genome stability in plants. Nature 406: 98-101.
87. Roberts, J. R. 2004. Factors affecting egg internal quality and egg shell quality in laying hens. J. Poult. Sci. 41: 161-177.
88. Rogers, L. J. 1982. Light experience and asymmetry of brain function in chickens. Nature 297: 223-225.
89. Rogers, L. J. 1995. The development of brain and behaviour in the chicken. CAB International.
90. Rogers, L. J. and Workman, L. 1993. Footedness in birds. Anim. Behav. 45: 409-411.
91. Rogers, L. J. and Krebs, G. A. 1996. Exposure to different wavelengths of light and the development of structural and functional asymmetries in the chicken. Behav. Brain Res. 80: 65-73.
92. Rogers, L. J., Adret, P. and Bolden, S. W. 1993. Organization of the thalamofugal visual projections in chick-embryos, and a sex difference in light-stimulated development. Exp. Brain Res. 97: 110-114.
93. Rozenboim, I., Biran, I., Uni, Z., Robinzon, B. and Halevy, O. 1999. The effect of monochromatic light on broiler growth and development. Poult. Sci. 78: 135-138.
94. Rozenboim, I., Huisinga, R., Halevy, O. and El Halawani, M. E. 2003. Effect of embryonic photostimulation on the posthatch growth of turkey poults. Poult. Sci. 82: 1181-1187.
95. Rozenboim, I., Piestun, Y., Mobarkey, N., Barak, M., Hoyzman, A. and Halevy, O. 2004. Monochromatic light stimuli during embryogenesis enhance embryo development and posthatch growth. Poult. Sci. 83: 1413-1419.
96. Schönwetter, M. 19601992. Handbuch der Oologie. Akademie Verlag.
97. Schultz, T. F. and Kay, S. A. 2003. Circadian clocks in daily and seasonal control of development. Science 301: 326-328.
98. Scott, T. A. 1993. The effect of uv-light and air filtering system on embryo viability and microorganism load on the egg shell. J. Appl. Poult. Sci. 2: 19-25.
99. Shafey, T. M. and Al-Mohsen, T. H. 2002. Embryonic growth, hatching time and hatchability performance of meat breeder eggs incubated under continuous green light. Asian-Australas. J. Anim. Sci. 15: 1702-1707.
100. Shafey, T. M., Al-Mohsen, T. H., Al-Sobayel, A. A., Alhassan, M. J. and Ghannam, M. M. 2002. Effects of eggshell pigmentation and egg size on the spectral properties and characteristics of eggshell of meat and layer breeder eggs. Asian-Australas. J. Anim. Sci. 15: 297-302.
101. Shafey, T. M., Ghannam, M. M., Al-Batshan, H. A. and Al-Ayed, M. S. 2004. Effect of pigment intensity and region of eggshell on the spectral transmission of light that passes the eggshell of chickens. Int. J. Poult. Sci. 3: 228-233.
102. Shafey, T. M., Al-Batshan, H. A., Ghannam, M. M. and Al-Ayed, M. S. 2005. Effect of intensity of eggshell pigment and illuminated incubation on hatchability of brown eggs. Br. Poult. Sci. 46: 190-198.
103. Shirley, H. L. 1929. The influence of light intensity and light quality upon the growth of plants. Am. J. Bot. 16: 354-390.
104. Shutze, J. V., Wilson, W. O., Lauber, J. K. and Kato, M. 1962. Influence of incandescent and coloured light on chicken embryos during incubation. Nature 196: 594-595.
105. Siefferman, L., Navara, K. and Hill, G. 2006. Egg coloration is correlated with female condition in eastern bluebirds (Sialia sialis). Behav. Ecol. Sociobiol. 59: 651-656.
106. Siegel, P. B., Isakson, S. T., Coleman, F. N. and Huffman, B. J. 1969. Photoacceleration of development in chick embryos. Comp. Biochem. Physiol. 28: 753-758.
107. Skutch, A. F. 1976. Parent birds and their young. Univ. Texas Press.
108. Solomon, S. E. 1991. Egg and eggshell quality. Wolfe Publishing.
109. Thoma, F. 1999. Light and dark in chromatin repair: repair of UV-induced DNA lesions by photolyase and nucleotide excision repair. Embo J. 18: 6585-6598.
110. Tree, J. A., Richardson, C., Fooks, A. R., Clegg, J. C. and Looby, D. 2001. Comparison of large-scale mammalian cell culture systems with egg culture for the production of influenza virus A vaccine strains. Vaccine 19: 3444-3450.
111. Underwood, A. J. and Creese, R. G. 1976. Observations on biology of trochid gastropod Austrocochlea constricta (Lamarck) (prosobranchia): 2. Effects of available food on shell-banding pattern. J. Exp. Mar. Biol. Ecol. 23: 229-240.
112. Underwood, T. J. and Sealy, S. G. 2002. Adaptive significance of egg colouration. - In: Deeming, D. C. (ed.), Avian incubation: behaviour, environment and evolution. Oxford Univ. Press, pp. 280-298.
113. Van De Merwe, W. P. and Bronk, B. V. 1981. Increased efficiency of photoreversal of UV-induced dimers in the DNA of chick-embryo fibroblasts with post-UV dark time. Mutat. Res. 84: 429-441.
114. Verbeek, N. A. M. 1988. Differential predation of eggs in clutches of glaucous-winged gulls Larus glaucescens. Ibis 130: 512-518.
115. Veterany, L., Hluchy, S. and Veteranyova, A. 2004. The influence of ultra-violet radiation on chicken hatching. J. Environ. Sci. Health Part A- Toxic-Hazard. Subst. Environ. Eng. 39: 2333-2339.
116. Wallace, A. R. 1889. Darwinism: an exposition of the theory of natural selection with some of its applications. Macmillan.
117. Walter, J. H. and Voitle, R. A. 1973. Effects of photoperiod during incubation on embryonic and post-embryonic development of quail and chickens. Br. Poult Sci. 14: 533-540.
118. Wang, X. T., Zhao, C. J., Li, J. Y., Xu, G. Y., Lian, L. S., Wu, C. X. and Deng, X. M. 2009. Comparison of the total amount of eggshell pigments in Dongxiang brown-shelled eggs and Dongxiang blue-shelled eggs. Poult. Sci. 88: 1735-1739.
119. Webb, D. R. 1987. Thermal tolerance of avian embryos-a review. Condor 89: 874-898.
120. Westerskov, K. 1950. Methods for determining the age of game bird eggs. J. Wildl. Manage. 14: 56-67.
121. Westmoreland, D., Schmitz, M. and Burns, K. E. 2007. Egg color as an adaptation for thermoregulation. J. Field Ornithol. 78: 176-183.
122. Wild, M. 2009. Global dimming and brightening: a review. J. Geophys. Res. 114: D00D16.
123. Zeman, M. and Gwinner, E. 1993. Ontogeny of the rhythmic melatonin production in a precocial and an altricial bird, the Japanese quail and the European starling. J. Comp. Physiol. A- Sens. Neural Behav. Physiol. 172: 333-338.
124. Zeman, M., Gwinner, E., Herichová, I., Lamosova, D. and Kost'al, L. 1999. Perinatal development of circadian melatonin production in domestic chicks. J. Pineal Res. 26: 28-34.