Mexico
Escamoles are prepared from the eggs of the giant black Liometopum ants that live in the roots of agave in Mexico. This unusual dish has a buttery nutty taste and a texture like cottage cheese. The eggs themselves are harmless. However, if prepared improperly, the poisonous black ants can get into the delicacy, which can be dangerous to human health.
Its so common we have whole industries based on that.
Cassava Floor, fried, boiled and even given raw to animals.