Nothing serious, just one pet "lose" his rider and other has one name in shop("blue tiger"), when you hatch it it`s name "war panther" and when you try to ride it - it looks like white horse.
We have enough mounts, so I don`t think it`s needed to fix them, maybe simple remove on next update.
Here is SS:
This one called: white bear
and here is the blue tiger`s and panthers hybrid - horse