01:40:00
1836
37:49
35:21
33:07
29:46
27:19
26:18
19:47
16:26
12:15
12:00
11:53
10:13
10:12
09:40
08:52
08:44
08:24
08:00
07:49
07:33
07:00
07:00
05:27 Unskilled chicks demonstrate their special skills with label “black”