two alexandrine parakeets (psittacula eupatria) perched on a wooden pole in a zoo : (pix sanjiv shukla)

alexandrine parakeet psittacula eupatria parrot family psittaculidae alexander great bird punjab royalty nobility warlords largest head tail green blue grey sheen cheek nape yellow red patch shoulder beak black stripe pink band tree hole hollow crevice forest woodland agricultural land mangrove seed bud fruit nut flock damage grain crop communal roost call resonant deep harsh shriek mobbing predator vocalize imitate human speech captivity popular pet