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. 2019 Feb 10;9(2):53. doi: 10.3390/ani9020053

Figure 4.

Figure 4

Effects of crowding condition on open field behavior. The latency to leave the start field (A), time spent walking (B), number of lines crossed (C), and number of distress calls emitted (D) during the OF test at three-weeks of age of chicks housed under undercrowding (UC), conventional crowding (CC), and overcrowding (OC) condition. The box ranges from the first to the third quartile, line indicates the median and cross indicates the mean, whiskers represent minimum and maximum without outliers, * p < 0.05, ** p < 0.01.