1. Photoperiodism and the physiology of the pineal gland

   • G. E. Folk Jr.

   OriginalPaper Pages: 217 - 218

2. Stable daily light regimens as inductive factors of endogenous testicular cycles in the European starling,Sturnus vulgaris

   • R. G. Schwab
   • J. T. Rutledge

   OriginalPaper Pages: 219 - 231

3. Circadian activity of the red squirrel,Tamiasciurus hudsonicus, in continuous darkness and continuous illumination

   • K. R. Kramm

   OriginalPaper Pages: 232 - 245

4. The influence of environmental lighting on the amphibian pars intermedia: Receptors and possible pathways

   • D. C. Dawson

   OriginalPaper Pages: 246 - 254

5. Effect of photoperiods on feed intake rhythms of domestic fowl

   • P. D. Ballard
   • H. V. Biellier

   OriginalPaper Pages: 255 - 266

6. Melatonin excretion of man and rats: Effect of time of day, sleep, pinealectomy and food consumption

   • H. J. Lynch
   • Y. Ozaki
   • R. J. Wurtman

   OriginalPaper Pages: 267 - 279

7. Light and the pineal gland in the control of the breeding season in the female ferret

   • J. Herbert
   • P. A. Thorpe
   • M. Klinowska

   OriginalPaper Pages: 280 - 281

8. The pineal gland and seasonal reproductive adjustments

   • R. J. Reiter

   OriginalPaper Pages: 282 - 288

9. The pineal gland and geographical distribution of animals

   • C. L. Ralph

   OriginalPaper Pages: 289 - 303

10. Continuous light and physiology of arctic birds and mammals

    • L. S. Underwood

    OriginalPaper Pages: 304 - 310