Table 2. Behavioral responses in arena test (AT) of female kids during 5 consecutive days.

Item	Treatment1		SED2	Effect (P-value)
	IUTN	IUHS		Trt3	Day	Trt×Day
No. of squares entered	43.4	31.5	4.87	0.115	0.009	0.704
No. of jumps	1.54	1.15	0.48	0.586	0.001	0.546
No. of sniffs of the arena	33.5	26.7	1.62	0.007	0.001	0.335
No. of vocalizations	171	150	11.7	0.200	0.001	0.001
Time spent moving forward, s	54.8	44.9	7.06	0.282	0.001	0.123

¹ IUTN, kids born to dams exposed to thermal-neutral conditions during the first 45 days of gestation (n = 16); IUHS, kids born to dams exposed to heat stress conditions during the first 45 days of gestation (n = 10).

² Standard error of the difference.

³ Trt, treatment effect (IUHS vs. IUTN).