Sven Zacek,Sven Zacek / Fresh snow and ice on Baltic Sea coast. The red colour comes from seaweed beneath the ice. Baltic sea coast, Northern Estonia, December 2012.

Philippe Clement / Strange rock formations created by water erosion at the Orgues d'Ille-sur-Tet in the Pyrenees-Orientales, Pyrenees, France, June 2012

David Shale / Pencil urchin (Cidaroid). Collected from coral sea mount near Dragon vent field on SW Indian Ridge, Indian Ocean.

Jouan & Rius / Two Lanternflies (Purops intricata) on rainforest tree, Borneo, Sarawak, Malaysia

Edwin Giesbers / Portrait of Grey Heron (Ardea cinerea) looking directly at lens. The Netherlands, June.

Andy Rouse / Marine Iguana (Amblyrhynchus cristatus) in water. Punta Espinoza, Galapagos, October.

Ian Coleman / Illustration of Basking shark (Cetorhinus maximus) feeding. Endangered / threatened species.

Rod Williams / Male Red-backed Bearded saki monkey (Chiropotes chiropotes) captive, from Venezuela

Solvin Zankl / Pacific hatchetfish (Argyropelecus affinis) portrait

Solvin Zankl / Common big-eared / Leaf nosed bat (Micronycteris microtis) head portrait, La Selva Biological Station, Costa Rica

Markus Varesvuo / Curlew sandpiper (Calidris ferruginea) sleeping, Finland, August

Pete Oxford / Black caiman (Melanosuchus niger) catching prey beside fisherman in boat at night, rainforest, Rupununi, Guyana, Endangered