Pictures Taken While Biking: Waiting

pictures-while-riding_lo-1.jpg As so I see the birds sitting on the wires, waiting for God knows what, and I wonder: Do they like it up there? Do their feet get tired of gripping the wire? Are they sitting with their friends or in assigned spaces? Are they on a schedule? If one on the top wire poops, does the one below yell up to, "Hey, watch it, buddy!"