- ASHTON , W.L.G. , PATTISON , M. and BARNETT , K.C. 1973 . Lightinduced eye abnormalities in turkeys and the turkey blindness syndrome . Research in Veterinary Science , 14 : 42 – 46 .
- Baltz , A.P. 1996 . Cere colour as a basis for extrapair preferences of paired male buclgerigars (Metopsillucus undulalus) . Ethlogy , 102 : 109 – 116 . A.B. A.B.
- BENNETT , A.T.D. , CUTHILL , I.C. and NORRIS , K.J. 1994 . Sexual selection and the mismeasure of color . The American Naturalist , 144 : 848 – 860 .
- BENNETT , A.T.D. , CUTHILL , I.C. , PARTRIDGE , J.C. and MAIKR , E.J. 1996 . Ultravoilet vision and male choice in Zebra finches . Nature , 380 : 433 – 435 .
- BURKILARDT , D. 1982 . Birds, Berries and UV: A note on the consequences of UV' vision in vision in birds . Die Natureissenschaflen , 69 : 153 – 187 .
- BURKHARDT , D. 1989 . UV vision: A bird's eye view of feathers . Journal of Comparative physiology A , 164 : 787 – 796 .
- BURKHARDT , D. and FINGER , E. 1991 . Black, white and UV: How birds see birds . Natureissenshaflen , 76 : 82 – 83 .
- DAVIS , M.S. , SLOPES , T.D. , PEIFFER , R.L. and COOK , C. 1986 . Morphologic changes indiuvd by photoperiod in eyes of turkey poults . journal of Veterinary Research , 47 : 933 – 933 .
- DUFVA , R. and ALLANDER , K. 1993 . Intra specific variation in plumage colouration reflects immune response- in Great Tit (Parus major) males . Functional Ecology , 9 : 785 – 789 .
- ENDLER , J.H. 1993 . The colour of light in forest and its implications . Ecological Monographs , 63 : 1 – 27 .
- EVANS , M.R. and HATCHWELL , B.J. 1992 . An experimental study of male adornment in the Scarlet-Tufted Malachite Sunbird: I. The role of pectoral tufts in territorial defence . Behavioural Ecology and Sociobiology , 29 : 413 – 419 .
- FINGER , K. and BURKILARDT , D. 1994 . Biological aspects of bird colouration and avian colour vision including ultraviolet range . Vision Research , 34 : 1309 – 1314 .
- GUHL , A.M. and ORTMAN , I..L. 1933 . Visual patterns in the recognition of individuals among chickens . The Condor , 55 : 287 – 298 .
- HILL. , E.G. 1991 . Plumage colouration is a sexually selected indicator of male quality. . Nature , 350 : 337 – 339 .
- HILL. , E.G. and MONTGOMERIE. , R. 1994 . Plumage colour signals nutritional condition in the house finch . proceedings of Hie Royal Society of London B-Biological Sciences , 258 : 47 – 62 .
- LACK , D. 1943 . The Life of the Robin London
- Li , T. , TROILO , D. , GLASSER , A. and HOWLAND , H.C. 1993 . Constant light produces seven-corneal flattening and hyperopia in chickens . Vision Research , 35 : 1211 – 1219 .
- MAIER , E.J. 1993 . To deal with the invisible: On the biological significance of ultraviolet sensitivity in birds . Natureissenschaflen , 80 : 476 – 478 .
- MONTEITH , J.L. 1973 . principles of Envioronmental physics , London : Edward Arnold .
- NUBOER , J.E.W. , COEMANS , M.A.J. and Vos , J.J. 1992 . Artificial lighting in poultry houses: are photometric units appropriate for describing illumination intensities? . British Poultry Sciences , 33 : 135 – 140 .
- ROBERTS , V. , ed. 1997 . poultry CIub of Great Britain: British Poultry Standards. , 5th Edition , Oxford : Blackwell Science Ltd. .
- ROHWER , S. and ROHWER , E.C:. 1987 . Status signalling in Harris sparrows: experimental deceptions achieved . Animal Behaviour , 26 : 1012 – 1022 .
- SILBERGLIED , R.E. 1979 . Communication in the ultraviolet . Annual Review of Ecological System , 10 : 373 – 398 .
- SLOPES , T.D. , TIMMONS , M.H. , BAUGHMAN , G.R. and PARKHURST , C.R. 1984 . The effects of light intensity on turkey poult performance, eye morphology, and adrenal weight . poultry Science , 63 : 904 – 909 .
- STONE , R.A. , LIN , T. , DESM , D. and CAPEHART , C. 1995 . Photoperiod early post-natal eye growth, and visual deprivation . Vision Research , 35 : 1195 – 1202 .
- SUNDBERG , J. 1995 . Parasites, plumage colouration and reproductive success in the yellowhammen Emberita eilrinella . Oikos , 74 : 331 – 339 .
- TUCKER , S.A. and CHARLS , D.R. 1993 . Light intensity, intermittent lighting and feeding regime during rearing as affecting egg production and egg quality . British poultry Science , 34 : 255 – 266 .
- WORTEL , J.E. , REGENBRINK , H. and NUBOBE , J.E.W. 1987 . The photiopic spectral sensitivity of the dorsal and ventral retinae of the chicken . Journal of Comparative physiology A , 160 : 151 – 154 .
British Poultry Science
Volume 40, 1999 - Issue 2