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.
Some of the black birds are more aggressive and are feared by other birds. The ravens and crows are scavengers, who will feed on carrion and farm crops. The blackbirds, cowbirds and the starlings prefer insects and farm crops such as wheat and other cereal types.