Male red-winged starling, onychognathus morio with glossy black plumage, perched on metal bar in an enclosure, wondering around the surroundings, calling to attract mate during mating season, close up

red winged starling wing onychognathus morio bird species animal africa african birdwatching zoo park singapore mandai reserve conservation perch stand plumage black chirp call look wonder sanctuary glossy feather south habitat environment paradise wildlife attract mate breed season male behaviour ornithology sturnidae enclosure avian patch brick birding forest woodland