red-vented bulbul (pycnonotus cafer) perched on a wire : (pix sanjiv shukla)

red-vented bulbul pycnonotus cafer passerines family pycnonotidae resident breeder indian subcontinent introduced species invasive short crest head squarish appearance dark brown body scaly pattern white rump red vent white-tipped black tail himalayas plumage alarm calls dry scrub open forests plains cultivated indentured india damaging fruit crops fruits flowers nectar insects nests bushes pale-pinkish cup faecal predators vocalizations dispersers synthesizing vitamin coccidian blood parasite bird lice cage pets fights carnatic region tame tied string perch