Gary Bell/ Oceanwide / Portuguese Man Of War (Physalia physalis) jellyfish, Coffs Harbor, Solitary Islands Marine Park, New South Wales, Australia

Gary Bell/ Oceanwide / Portuguese Man Of War (Physalia physalis) jellyfish, Coffs Harbor, Solitary Islands Marine Park, New South Wales, Australia

Daniel Heuclin / Horned viper (Vipera ammodytes) in natural setting, Turkey.

Thomas Marent / Splendid Poison Dart Frog (Dendrobates sylvaticus) in rainforest, Timbiqui, Colombia

Thomas Marent / Golden Poison Dart Frog (Phyllobates terribilis) in rainforest, Timbiqui, Colombia

David Fleetham / Guineafowl pufferfish (Arothron meleagris) puffed up in defence, Hawaii.

Chien Lee / Kokoe Poison Dart Frog (Phyllobates aurotaenia), Utria National Park, Colombia

Chien Lee / Condoto Stubfoot Toad (Atelopus spurrelli), Utria National Park, Colombia

Chien Lee / Golden Mantella (Mantella aurantiaca) in forest, Andasibe, Madagascar

Chien Lee / Golden Mantella (Mantella aurantiaca), Andasibe, Madagascar

Mick Jenner / Water vole (Arvicola amphibius) feeding on plastic, West Sussex, England, UK.

Paul Bertner / Strawberry Poison Dart Frog (Oophaga pumilio), bastimentos morph, Bastimentos Island, Panama