Are all the animals the same species?
No, there are both birds and elephants.
    src        edge_attr  dst
0     0  to the right of    8
1     0  to the right of   12
2     0  to the right of   11
3     0   to the left of   20
4     1   to the left of    9
..  ...              ...  ...
92   22          feeding    5
93   22  to the right of   17
94   24   to the left of   14
95   24   to the left of   22
96   24   to the left of   13

[97 rows x 3 columns]