Bence Mate / Great white egret (Ardea alba) group of three in winter, Kiskunsag National Park, Hungary. Winner of the Bird Category of Nature Photographer of the Year Awards 2018.

Theo Bosboom / Large group of Common blue damselflies (Enallagma cyathigerum) including mating couples - on stems of grass, Hondenven, Tubbergen, The Netherlands. June.

Theo Bosboom / Common blue damselflies (Enallagma cyathigerum) group gathering over water, Hondenven, Tubbergen, Netherlands, July.

Theo Bosboom / Common blue damselflies (Enallagma cyathigerum) group reflected flying over water and perching on reeds, Hondenven, Tubbergen, Netherlands, July.

Theo Bosboom / Common blue damselflies (Enallagma cyathigerum) group reflected in water, flying and perching on reeds - they sit on stems and fly around the water, looking for prey and females to mate. The stems ar...

Theo Bosboom / Common blue damselfly (Enallagma cyathigerum) male trying to interfere with a mating couple. Hondenven, Tubbergen, the Netherlands, June.

Theo Bosboom / Eyelash shaped tufts of grass in snow on beach, Saudarkrokur, Iceland. March. Winner of the Plants category of the GDT European Wildlife Photographer of the Year Awards 2017.

David Pattyn / Trees in Hautes Fagnes Nature Reserve in winter after snowfall. This area - Noir Flohay was burnt a few years ago and some trees are still blackened, Hautes Fagnes, Belgian Ardennes, Belgium, February...

Doug Gimesy / Royal Australian Airforce crew carry a crate which contains a koala off a Royal Australian Airforce (RAAF) C-27J Spartan. This plane was used to transport six koalas (Phascolarctos cinereus) evacuated...

Doug Gimesy / Senior Forest and Wildlife Officer Abby makes final arrangements to drive to Heaslville Sanctuary from East Sale RAAF Base, with a young rescued burn victim Koala (Phascolarctos cinereus) named '...

Doug Gimesy / Inside of a Royal Australian Airforce (RAAF) C-27J Spartan that is transporting 6 koalas (Phascolarctos cinereus) that were burnt in the Mallacoota (Victoria, Australia) bushfires and are now being ev...

Doug Gimesy / Triage coordinator and Senior Forest and Wildlife Officer Abby Smith - sitting in a Royal Australian Airforce (RAAF) C-27J Spartan - holding a young koala (Phascolarctos cinereus) that was burnt in th...