In her one and only novel, Harper Lee’s character Atticus told his children not to shoot mockingbirds because they didn’t hurt anyone and they `sing their hearts out for you.’ The aged tend to love bird calls and sometimes pride themselves on being able to match the birds to their sounds. This is what Srila Prabhupada says about birdsongs: “what they call the sweet songs of the birds are but specimens of the whispering voice of the Lord.”
Birdsongs and Krishna