Mediterranean Katydid (Phaneroptera nana), France, Europe

Adult gentoo penguin (Pygoscelis papua), feeding chicks at Brown Bluff near the Antarctic Peninsula, Southern Ocean, Polar Regions

Adult great egret (Ardea alba egretta) feeding at low tide in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

A photo of a bird, Kyrgyzstan, Central Asia, Asia

Adult king penguin (Aptenodytes patagonicus) in the act of feeding chick on South Georgia Island, Southern Ocean, Polar Regions

King penguins (Aptenodytes patagonicus) in downy plumage (okum boys) on South Georgia Island, Polar Regions

Panamanian white-faced capuchin (Cebus imitator), Costa Rica

Northern (Steller) sea lion (Eumetopias jubatus) close-up eating a halibut in Southeastern Alaska, United States of America

Adult glaucous gull (Larus hyperboreus) near fin whale carcass in the Svalbard Archipelago, Norway

Galapagos sea lions (Zalophus wollebaeki) hauled out on the beach in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

Buttermere, Lake District National Park, UNESCO World Heritage Site, Cumbria, England, United Kingdom, Europe

Alligators feeding, Gator Country Wildlife Adventure Park, Beaumont, Texas, United States of America

Adult brown bear (Ursus arctos) foraging for salmon at the Brooks River, Katmai National Park, Alaska, United States of America

Tourists watch female Bengal tiger, Panthera tigris tigris, in Ranthambore National Park, Rajasthan, India

Young female scuba diver observing a Hawksbill Turtle (Eretmochelys imbricata), Caribbean, Honduras, Central America

Symbiotic behaviour Symbiosis of giant moray (Gymnothorax javanicus) with open mouth looks directly at observer lets cleaner wrasse bluestreak cleaner wrasse (Labroides dimidiatus) rid itself of parasites, Indian Ocean, Mascarene Islands, Mauritius, Africa