She would always tell on Jem and Scout. But later for Jem to find out, Mrs. Dubose was only like this because she was sick. Later when Mrs. Dubose died, Jem learned more about her. She was very courageous and hard working.
In fact, ravens will eat just about anything, including the occasional pickings from garbage cans for the city-dwelling ravens. Their usual diet contains insects, seeds, carrion (meat from the carcasses of animals killed by predators), the eggs and nestlings of other birds, and frogs.
Ravens are primarily scavengers, relying on carrion, but are very opportunistic. Their diet also includes small mammals, bird eggs and nestlings, insects, garbage, seeds, and fruit (Roberts 1932, Knight and Call 1980). Nest site fidelity is high, and nests may be used for several years (Knight and Call 1980).