Gestational stress program that was presented at gestation days 9 to 19. Vertical borders between gestation days correspond to 00:00 a.m. Horizontal bars indicated the period of time and time of day, when the individual stressors were applied. Specifics of stressors were as follows: smaller cage (25 × 20 × 14 cm; 1 × 7 hours, 1 × 17 hours); wire cage (1 × 7 hours; 1 × 17 hours); food and water deprivation (2 × 7 hours); empty water bottle (1 × 1 hour); damp bedding (1 × 9 hours, 1 × 17 hours); tilted cage (45°; 1 × 7 hours, 1 × 17 hours); crowding (8 dams to a standard cage; 2 × 7 hours); isolation (1 × 17 hours); new partner (1 × 24 hours) (1)