Is the picture showing a zoo?
No, the picture is showing a forest.
    src        edge_attr  dst
0     0  to the right of    5
1     0  to the right of   10
2     0   to the left of    2
3     0   to the left of    1
4     0  to the right of   12
5     0   to the left of    3
6     1  to the right of    5
7     1  to the right of   10
8     1  to the right of    0
9     1   to the left of    2
10    1   to the left of    3
11    1  to the right of   12
12    2  to the right of   12
13    2  to the right of   10
14    2  to the right of    1
15    2  to the right of    0
16    2   to the left of    3
17    3  to the right of   12
18    3  to the right of    2
19    3  to the right of    1
20    3  to the right of    0
21    3  to the right of   10
22    4   to the left of    6
23    5   to the left of    8
24    5   to the left of   10
25    5   to the left of    0
26    5   to the left of    1
27    5   to the left of   12
28    6  to the right of    4
29    6  to the right of   11
30    6             near    7
31    7             near    6
32    8  to the right of    5
33    8  to the right of   12
34   10   to the left of    3
35   10   to the left of    2
36   10  to the right of    5
37   10   to the left of   12
38   10   to the left of    1
39   10   to the left of    0
40   11   to the left of    6
41   12  to the right of    5
42   12   to the left of    3
43   12   to the left of    8
44   12   to the left of    0
45   12  to the right of   10
46   12   to the left of    2
47   12   to the left of    1