They are big ants with sharp jaws, and there are many thousands of them in a group. They will eat any animals, even large ones, that they can catch.
What do Formica rufa eat?
These ants primarily eat honeydew from aphids. Some groups form large networks of connected nests with multiple queen colonies, while others have single-queen colonies.
What does the ants eat?
Ants are omnivorous – they eat everything. In nature, they feed on the milk of aphids and other small Hemiptera, insects and small living or dead invertebrates, as well as the sap of plants and various fruits. They also eat insect eggs.