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.
Breeding birds may pair for many years, traveling, eating and roosting together, while non-breeding birds may wander over large distances and roost in perennial communal roosts. Ravens are found in a wide variety of habitats, from deserts to rugged coastal areas, to boreal forests and tundra (Ehrlich et al.