Figure 5.

Females in estrus exhibit lower anxiety-related behavior compared to females in diestrus during test 2 but not test 1 under red light. Locomotor behavior did not significantly differ between phases during either test. A) Total distance traveled in the open field during test 1. B) Total distance traveled in the open field during test 2. C) Time spent in the center of the open field during test 1. D) Time spent in the center of the open field during test 2. E) Number of entries into the center of the open field during test 1. F) Number of entries into the center of the open field during test 2. G) Latency to enter the center of the open field during test 1. H) Latency to enter the center of the open field during test 2. Acronyms: *=P<0.05