killing mocking birds is wrong

Quote:
"Atticus said to Jem one day, 'I'd rather you shoot at tin cans in the back yard, but I know you'll go after birds. Shoot all the blue jays you want, if you can hit 'em, but remember it's a sin to kill a mockingbird.'
That was the only time I ever heard Atticus say it was a sin to do something, and I asked Miss Maudie about it.
'Your father's right,' she said. 'Mockingbirds don't do one thing but make music for us to enjoy. They don't eat up peoples gardens, don't...