Chapter 5 Opener: Male red-sided garter snakes emerging from hibernation are ready to mate C:\Figures\Chapter05\high-res\Alcock8e-ChOpener-05.jpg
5.1 Different courtship displays of the male ring dove are under the control of different hormones C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-01-0.jpg
5.2 Nervous system of a praying mantis C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-02-0.jpg
5.3 A no-brainer C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-03-0.jpg
5.4 Nervous system and digestive system of a blowfly C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-04-0.jpg
5.5 Record of neural and behavioral activity of a calling cricket C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-05-0.jpg
5.6 Circadian rhythms in cricket calling behavior C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-06-0.jpg
5.7 The cricket nervous system C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-07-0.jpg
5.8 A master clock may regulate mechanisms controlling circadian rhythms within individuals C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-08-0.jpg
5.9 The genetics of biological clocks in mammals and fruit flies (Part 1) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-09-1.jpg
5.9 The genetics of biological clocks in mammals and fruit flies (Part 2) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-09-2.jpg
5.10 Mutations of the per gene affect the circadian rhythms of fruit flies C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-10-0.jpg
5.11 Expression of the gene that codes for PK2 in the SCN C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-11-0.jpg
5.12 Circadian control of wheel-running by white rats changes when the rats are injected with PK2 C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-12-0.jpg
5.13 Naked mole-rats lack a circadian rhythm C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-13-0.jpg
5.14 Circannual rhythm of the golden-mantled ground squirrel C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-14-0.jpg
5.15 Circannual rhythm in a stonechat (Part 1) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-15-1.jpg
5.15 Circannual rhythm in a stonechat (Part 2) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-15-2.jpg
5.16 Lunar cycle of banner-tailed kangaroo rats C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-16-0.jpg
5.17 A cycle of photosensitivity C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-17-0.jpg
5.18 A hormonal response to light C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-18-0.jpg
5.19 Food intake and reproductive timing in the white-winged crossbill C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-19-0.jpg
5.20 Photoperiod affects testis size in the red crossbill C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-20-0.jpg
5.21 Regulation of infanticide by male house mice (Part 1) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-21-1.jpg
5.21 Regulation of infanticide by male house mice (Part 2) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-21-2.jpg
5.22 A hormonal effect on infanticidal behavior in laboratory mice C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-22-0.jpg
5.23 Testosterone and progesterone levels in two categories of male California mice C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-23-0.jpg
5.24 Testosterone and the control of sexual motivation in male Japanese quail (Part 1) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-24-1.jpg
5.24 Testosterone and the control of sexual motivation in male Japanese quail (Part 2) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-24-2.jpg
5.25 An associated reproductive pattern C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-25-0.jpg
5.26 Digitally produced variation in male facial features C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-26-0.jpg
5.27 Hormonal and behavioral cycles in single-brood and multiple-brood populations C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-27-0.jpg
5.28 The effects of castration followed by testosterone therapy on three male guinea pigs C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-28-0.jpg
5.29 Testosterone and female aggression in the dunnock C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-29-0.jpg
5.30 The chemical structure of testosterone and its diverse effects on physiology and behavior C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-30-0.jpg
5.31 A survival cost of testosterone C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-31-0.jpg
5.32 Testosterone and territorial behavior (Part 1) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-32-1.jpg
5.32 Testosterone and territorial behavior (Part 2) C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-32-2.jpg
5.33 Estrogen and territorial behavior C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-33-0.jpg
5.34 Spring mating aggregation of red-sided garter snakes C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-34-0.jpg
5.35 Testosterone and the long-term maintenance of mating behavior C:\Figures\Chapter05\high-res\Alcock8e-Fig-05-35-0.jpg