Do the animals have different types?
No, all the animals are birds.
     src        edge_attr  dst
0      1   to the left of   13
1      1   to the left of   24
2      2      standing on   26
3      2   to the left of   21
4      2   to the left of   18
..   ...              ...  ...
114   28  to the right of    2
115   29               of   24
116   29  to the right of    2
117   29  to the right of   15
118   29  to the right of   14

[119 rows x 3 columns]