Roger Powell / Black butcherbird (Ctracticus quosi) perched, Darwin, Northern Territory, Australia

Roger Powell / Australian Magpie (Gymnorhina tibicen) walking in a park. Adelaide, South Australia, Australia

Juergen Freund / Australian Magpie (Cracticus tibicen) at the Devil's Marbles, Northern Territory, Australia.

Martin Willis / Pied Butcherbird (Cracticus nigrogularis) calling, Wyndham, Kimberley, Western Australia, Australia

Brent Stephenson / Recently fledged juvenile Australasian magpie (Gymnorhina tibicen) standing alert. Westshore Lagoon, Hawkes Bay, New Zealand, September.

Brent Stephenson / Adult female Australian magpie (Gymnorhina tibicen) perched on the top of a post. St Anne's Lagoon, Canterbury, New Zealand, July.

Dave Watts / Tasmanian Magpie (Gymnorhina tibicen) profile, Tasmania, Australia.

Dave Watts / Tasmanian Magpie (Gymnorhina tibicen) singing, Tasmania, Australia.

Steven David Miller / Pied Butcherbird {Cracticus nigrogularis picatus} perched, The Kimberley, Western Australia

Jouan & Rius / Black throated / Pied Butcherbird (Cracticus nigrogularis) Central Australia, Australia

Jouan & Rius / Grey Butcherbird (Cracticus torquatus), Queensland, Australia

Steven David Miller / Black throated / Pied butcherbird {Cracticus nigrogularis picatus} killing a snake, Broome, Western Australia