Other than having a cool name and a humorous appearance as they walk across a lawn, grackles are only notable for their propensity to behave as this piece indicates, and taking delight in crapping on humans. My experience with them has been more like "High Anxiety" than "The Birds."
Compare SJackson's sweaty, all nighter series of posts to Dogs' Grackle Alert.
Three guess's who is the type"B" personality.