common hawk-cuckoo, hierococcyx varius, popularly known as the brainfever bird, satara,

common hawkcuckoo hierococcyx varius brainfever bird satara maharashtra india nature wildlife beautiful animal branch natural perching avian green wild hawk cuckoo tree beak fauna asia feather forest grey ornithology camouflage brown park resting wing beaks garden head multicolored winter eyes family fly freedom legs tail linnaeus myna sharp velvet vivid hawk-cuckoo popularly