Colin Monteath/ Hedgehog House / Icebergs in winter in lake, Hooker Glacier, Mount Cook, Mount Cook National Park, New Zealand

Juergen Freund / Scientist Susan Laurance leads the Daintree Drought Experiment in far north Queensland. The experiment combines the efforts of plant physiologists, ecologists, soil experts, climatologists and hydrolo...

Tim Fitzharris / Yosemite Falls reflected in flooded Cook's Meadow, Yosemite Valley, Yosemite National Park, California

Tim Fitzharris / Yosemite Falls reflected in flooded Cook's Meadow, Yosemite Valley, Yosemite National Park, California

Colin Monteath/ Hedgehog House / Mountains reflected in lake at sunset, Lake Matheson, Mount Tasman and Mount Cook, Westland National Park, South Island, New Zealand

Colin Monteath/ Hedgehog House / Clouds and mountains reflected in lake, Lake Matheson, Mount Tasman and Mount Cook, Westland National Park, New Zealand

Colin Monteath / Mount Cook reflection in ice covered Mueller Lake, Mount Cook National Park, Canterbury, New Zealand

D. Parer & E. Parer-Cook / Rainbow Lorikeet (Trichoglossus haematodus) feeding on Queensland Umbrella Tree (Schefflera sp) flowers, Victoria, Australia

D. Parer & E. Parer-Cook / Green Rosella (Platycercus caledonicus), Meander Valley, Tasmania, Australia

D. Parer & E. Parer-Cook / Galah (Eolophus roseicapilla) flock landing in tree, Boulia, Queensland, Australia

D. Parer & E. Parer-Cook / Lumholtz's Tree-Kangaroo, (Dendrolagus lumholtzi) male, Atherton Tableland, Queensland, Australia

D. Parer & E. Parer-Cook / Short-beaked Echidna (Tachyglossus aculeatus) foraging for insects, Tasmania, Australia