Acridotheres tristis argument bird bird talk birding birds cable cacophony chirp Common Myna conference congregation debate festival follower gathering get-together half dozen heated India karnataka leader line Mangalore meet metaphor Myna noise Noisy rest shame shout social starling Sturnidae submission submissive tough talk tweet two wire advance advice fiscal money return road sign tax taxman triangle triangular visual warn warning bunch group many six angry ruffled sparring three