1.3K views · 105 reactions | Northern Mockingbird begging sweetly for food. The juveniles are fed a diet of insects. As adults, their diet changes in the fall and winter to a diet of fruits and berries. Males and females will staunchly defend their territory. I watched a Mockingbird chase a Merlin out of his territory. That's attitude! Swvawildlifecenter.org #swvawildlifecenter #northernmockingbird | Southwest Virginia Wildlife Center of Roanoke | Facebook