A pair of Olive-backed Orioles have made their nest on a branch of a Cassurina over a river, we see them feeding and attending to their young Chicks.
This species is the most widespread of the three Oriolidae found in Australia and can be found in northern and eastern Australia, in the southeast it is a summer breeding migrant, as here.
Also see bird calling, including mimicry vimeo.com/357441800 and vimeo.com/74370270