One of the Pond Herons found in Thailand which display different plumages according to season

adult in winter plumage chinese pond heron in adult in winter plumage pond herons of asia chinese pond heron in asia freshwater bird pond herons chinese pond heron herons of asia chinese pond heron in thailand ardeidae in asia herons water birds of thailand freshwater birds in asia water birds birding in asia pond herons of thailand herons of thailand wild birds of asia ardeidae in thailand wildlife in asia forest birds of asia ornithologist birds of southeast asia wildlife wild birds of thailand ardeidae birds of thailand wild birds birds of asia birding tropical birds of asia wildlife in thailand wild animals in asia forest birds birds tropical birds of thailand ornithology bird watching in thailand wild animals in thailand animals in asia animals in thailand wild animals animals bird watching nature of asia tropical birds nature ardeola bacchus in asia ardeola bacchus