SCOTLAND: The Big Picture / Close up of a colony of Jewel anemones (Corynactis viridis) Scotland, UK, October.

Konrad Wothe / Three-striped poison frog (Ameerega trivittata) croaking, Panguana Reserve, Huanuco Region, Peru.

Ingo Arndt / Aerial view of Milky Way Bay, Rock Islands, Palau, Micronesia. April 2009

Steven Kazlowski / Photographer in front of Northern lights / Aurora borealis glowing brightly over the frozen eastern Beaufort Sea, Arctic National Wildlife Refuge, Alaska Model released.

Jack Dykinga / Sun shining through mesquite bosque forest with lush winter rain-fed grasses covering the forest floor at sunset, Catalina State Park, Arizona. February 2014.

Ross Hoddinott / The Northern Lights / Aurora Borealis over a river, Vik, Iceland. February 2014.

Juergen Freund / Bioluminescent fungi (Omphalotus nidiformis / Pleurotus nidiformis) glowing on tree trunk in rainforest at night, Atherton Tablelands, Queensland, Australia,

Paul D Stewart / Male peacock (Pavo cristatus) displaying his ocellated tail feathers.

Alex Mustard / Brain coral (Pseudodiploria strigosa) photographed under blue light to excite the fluorescence, Little Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Alex Hyde / Jungle nymph (Heteropteryx sp) photographed on a white background. Captive.

Guy Edwardes / 2020VISION / Photographer, Paul Harris, and SWT reserve manager, Mark Blake, working from a small boat at Westhay SWT reserve, Somerset Levels, Somerset, England, UK, June 2011, Model released. Photographer quote:...

Doug Perrine / Green sea turtle (Chelonia mydas) being cleaned of algae by Yellow tangs / surgeonfish (Zebrasoma flavescens), Puako, Kona, Hawaii, USA, June, Endangered species