The opposite faces of dice always add up to 7.
The thing is, 7 used to be a magic number and throwing dice is considered to be a kind of a magic ritual.
A panda isn’t a bear but a raccoon.
On one hand, pandas look just like bears. On the other hand, their color, habits, and lifestyle indicate that they belong to the raccoon family. Scientists still argue about this question, but most of them think that the second version is correct, though pandas are still put in the bear family.