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. 2022 Apr 15;12(8):1034. doi: 10.3390/ani12081034

Table 5.

Wilcoxon Two-Sample with Monte Carlo Exact Test Results for behavior variables. Significant differences (Pr > |S-Mean| below 0.05) are bolded with an asterisk (*), and Pr > |S-Mean| equal to 0.01 or below are bolded with a double asterisk (**).

Species Behavior Percent of Time Statistic
(S)
Z-Score Pr >
|S-Mean|
(Mean ± SE) Median (Range)
Zoo Closed Zoo Open Zoo Closed Zoo Open
Catalina Island Rattlesnake Visibility 99.61 ± 0.00 99.92 ± 0.08 100
(93.0–100)
100
(97.0–100)
1295.00 −0.62 0.49
Social ** 0.37 ± 0.25 2.41 ± 0.70 0.00
(0.00–3.33)
1.67
(0.00–10.00)
1050.00 −3.68 <0.01
Investigate * 0.09 ± 0.09 0.93 ± 0.19 0.00
(0.00–3.33)
0.00
(0.00–10.00)
1187.50 −2.48 0.03
Inactive ** 99.17 ± 0.46 95.36 ± 1.12 100
(90.00–100)
96.70
(63.3–100)
1640.00 4.20 <0.01
Exposed 38.70 ± 22.78 40.09 ± 11.94 10.00
(0.00–100)
50.00
(0–100)
1287.50 −0.30 0.77
European
Glass Lizard
Visibility ** 81.81 ± 3.49 57.91 ± 4.03 85.00
(62.5–100)
51.72
(28.33–90.83)
199.50 −3.52 <0.01
Social 0.00 ± 0.00 0.00 ± 0.00 0.00
(0.00)
0.00
(0.00)
306.00 0.00 1.00
Investigate 1.67 ± 0.40 2.88 ± 1.40 1.09
(0–0.06)
0.00
(0–23.53)
284.00 −0.75 0.46
Inactive 92.73 ± 3.47 89.23 ± 1.24 94.67
(81.9–100)
94.29
(52.94–100)
309.00 0.10 0.93
Exposed ** 34.40 ± 3.57 13.09 ± 2.67 37.50
(9.17–57.50)
12.71
(0–42.98)
194.00 −3.70 <0.01
Beaded Lizard Visibility 98.77 ± 1.23 100.00 ± 0.00 100
(50.00–100)
100
(100)
2889.00 −1.42 0.49
Social * 0.50 ± 0.25 2.72 ± 1.09 0.00
(0.00–6.90)
0.00
(0.00–33.33)
2700.50 −2.35 0.02
Investigate 3.47 ± 0.61 5.15 ± 3.33 0.00
(0.00–46.67)
0.00
(0.00–48.28)
2833.50 −0.80 0.43
Inactive 93.74 ± 0.50 88.97 ± 4.20 100
(50.00–100)
100
(34.48–100)
3116.00 1.20 0.23
Exposed 87.84 ± 6.12 98.39 ± 0.50 100
(0.00–100)
100
(83.33–100)
2945.50 0.02 0.99
Sonoran Spiny-tailed Iguana Visibility 100.00 ± 0.00 100.00 ± 0.00 100
(100)
100
(100)
333.00 0.00 1.00
Social 0.00 ± 0.00 0.00 ± 0.00 0.00
(0.00)
0.00
(0.00)
333.00 0.00 1.00
Investigate 0.19 ± 0.19 0.94 ± 0.46 0.00
(0.00–3.44)
0.00
(0.00–6.90)
307.00 −1.37 0.28
Inactive 97.38 ± 1.15 96.62 ± 1.31 100
(82.76–100)
100
(82.76–100)
338.00 0.19 0.85
Exposed ** 99.81 ± 0.19 95.35 ± 2.72 100
(96.67–100)
98.33
(50.00–100)
407.00 2.98 <0.01
Arrau Turtle Visibility 99.69 ± 0.10 99.72 ± 0.09 100
(96.67–100)
100
(96.67–100)
1098.00 −0.15 1.00
Social 1.05 ± 0.003 1.95 ± 0.09 0.00
(0.00–3.45)
0.00
(0.00–6.67)
993.50 −1.57 0.12
Investigate 7.21 ± 3.04 9.91 ± 3.42 3.33
(0.00–30.00)
6.67
(0.00–43.33)
1056.50 −0.59 0.56
Inactive ** 5.97 ± 3.70 39.89 ± 1.60 3.33
(0.00–20.00
40.00
(0.00–100)
660.00 −5.48 <0.01
Exposed 99.79 ± 0.00 99.54 ± 0.09 100
(96.67–100)
100
(96.67–100)
1148.00 1.03 0.43
Dwarf Caiman Visibility 99.79 ± 0.00 99.81 ± 0.19 100
(96.67–100)
100
(96.67–100)
1085.00 −0.09 1.00
Social 0.00 ± 0.00 0.09 ± 0.09 0.00
(0.00)
0.00
(0.00–3.33)
1072.00 −0.96 1.00
Investigate 0.21 ± 0.004 0.10 ± 0.10 0.00
(0.00–3.45)
0.00
(0.00–3.33)
1107.50 0.68 0.48
Inactive ** 98.12 ± 0.83 99.81 ± 0.01 100
(86.67–100)
100
(96.67–100)
940.00 −2.78 <0.01
Exposed 99.27 ± 0.31 96.59 ± 2.67 100
(83.33–100)
100
(0.00–100)
1116.00 0.62 0.60