Steven David Miller / Eastern grey kangaroo (Macropus giganteus), two males fighting, evenly matched. Grampians National Park, Victoria, Australia.

Steven David Miller / Eastern grey kangaroo (Macropus giganteus) female with joey in pouch, standing beside tree. Grampians National Park, Victoria, Australia.

Jiri Lochman / Agile Antechinus (Antechinus agilis) feeding on banksia. Grampians NP, Victoria, Australia.

Steven David Miller / Long-billed corella (Cacatua tenuirostris) foraging for seeds on woodland floor. Grampians National Park, Victoria, Australia.

Steven David Miller / Emu (Dromaius novaehollandiae) in grassland. Grampians National Park, Victoria, Australia.

Steven David Miller / Crimson rosella (Platycercus elegans) juvenile perched in tree. Grampians National Park, Victoria, Australia.

Steven David Miller / Australian wood duck (Chenonetta jubata), male foraging in grassland. Fyans Creek, Grampians National Park, Victoria, Australia.

Steven David Miller / Red deer (Cervus elaphus), Grampians National Park, Victoria, Australia.

Steven David Miller / Crimson rosella (Platycercus elegans) juvenile perched on branch. Grampians National Park, Victoria, Australia.

SCOTLAND: The Big Picture / Open moorland mainly used for Grouse shooting, Eastern Grampians, Cairngorms National Park, Scotland, UK, August

SCOTLAND: The Big Picture / Open moorland mainly used for Grouse shooting, Eastern Grampians, Cairngorms National Park, Scotland, UK, August

SCOTLAND: The Big Picture / Ben Nevis and the Ring of Steall in the Mamores, Lochaber, Scotland, UK, September 2016.