A plastic interval timer synchronizes pubertal development of summer- and fall-born hamsters.
D000818:Animals; D000831:Animals, Newborn; D001683:Biological Clocks / Q000502:physiology*; D006224:Cricetinae; D005260:Female; D008124:Locomotion / Q000502:physiology; D008297:Male; D017111:Phodopus / Q000502:physiology*; D017440:Photoperiod; D012621:Seasons; D012726:Sexual Behavior, Animal / Q000502:physiology; D012741:Sexual Maturation / Q000502:physiology*