Are there either bears or giraffes that are not black?
No, there is a bear but it is black.
    src        edge_attr  dst
0     0  to the right of   12
1     0   to the left of    4
2     0   to the left of   23
3     0  to the right of    3
4     0   to the left of   11
..  ...              ...  ...
68   25  to the right of    1
69   26  to the right of   18
70   27           around   26
71   27  to the right of   18
72   27  to the right of   19

[73 rows x 3 columns]