Is the picture showing the zoo or the garden?
It is showing the garden.
    src        edge_attr  dst
0     0  to the right of   21
1     0  to the right of    8
2     0  to the right of   24
3     0  to the right of   23
4     0  to the right of    2
..  ...              ...  ...
67   23  to the right of   24
68   24  to the right of   20
69   24   to the left of   23
70   24   to the left of    0
71   25  to the right of   10

[72 rows x 3 columns]