The leopards are facing an unprecedented obesity crisis from the sheer number of faces. We need to include other face eating animals to balance the ecosystem.

There's a lot of work to go around. The leopards take care of those who vote against their own interests, the tigers can deal with those who shoud be getting nothing more than a lump of coal for Christmas. In the case that both of these hold true, whichever gets to the perpetrator first eats them.