Who shook the jar?

If you put black ants and fire ants together in a glass jar, they will coexist peacefully. However, if someone shakes the jar and then sets it down, the ants will start fighting each other, dividing into opposing groups. The black ants see the fire ants as enemies, and the fire ants see the black ants as enemies. But who is the real enemy?

When conflicts arise, let’s first ask ourselves: Who shook the jar?