The birds of Australia. London, Printed by R. and J. E. Taylor pub. by the author 1840-1848. Australia, birds, pictorial works, Australia, John Gould, Gould, ornithology, Gould, Gould Australia, circus assimilis, circus approximans, swamp harrier, Two birds of prey stand majestically on a rocky outcrop, showcasing their striking features. One bird is perched slightly forward, its sharp beak and intense gaze emphasizing its alertness. The other stands close behind, presenting a strong profile with a rich, dark plumage across its back and wings, gently transitioning to a lighter hue on its chest and underbelly. Grasses gently sway in the background, complementing the natural setting. Both birds exhibit characteristic features of their species, such as powerful talons and keen eyesight, underscoring their predatory nature. The overall composition highlights the elegance and strength of these raptors in their native habitat.