Gary Bell/ Oceanwide / Porcupinefish (Diodon nicthemerus) in defensive posture, Port Phillip Bay, Mornington Peninsula, Victoria, Australia

Theo Bosboom / Landscape in Fjallabak Nature Reserve, with circular patterns on the ground, Iceland, September 2017. Highly commended in the Landscape category of the GDT European Wildlife Photographer of the Year A...

Ingo Arndt / Common starlings (Sturnus vulgaris) flock flying in formation to confuse hunting Peregrine Falcons (Falco peregrinus), Rome, Italy. January 2009

Alex Mustard / Boulder brain coral (Colpophyllia natans) photographed with a long exposure with camera rotation. Taken with circular fisheye lens. Grand Cayman, Cayman Islands. Caribbean Sea.

Alex Hyde / Canopy of a Beech woodland (Fagus sylvatica) in autumn through a circular fisheye lens. Plitvice Lakes National Park, Croatia. November.

Alex Hyde / View up to Beech (Fagus sylvatica) woodland canopy in winter, photographed with a circular fisheye lens. Derbyshire, UK. December.

Brent Stephenson / Stone cleats and circular dry-stone walls above the main settlement in Village Bay, Hirta. St Kilda, Outer Hebrides, Scotland. June.

Jussi Murtosaari / Woodland brown butterflies (Lopinga achine) copulating, Kanta-Hame, southern Finland, June.

Alex Mustard / Trees and sky photographed at dawn through the surface of Three Sisters Spring, Crystal River, Florida, United States of America.

Tim Laman / Rainforest interior views, looking up.

Theo Bosboom / Beech trees (Fagus sylvatica) in autumn, seen from under bubbling brook, the Netherlands, November. Runner up in Creative Visions category of the Wildlife Photographer of the Year 2013 competition

Franco Banfi / Diver with rebreather inside sea cage used for aquaculture with thousand of Gilt-head bream (Sparus aurata) Ponza Island, Italy, Tyrrhenian Sea, Mediterranean. Model released.