Nature Picture Library offers the best nature photographs and footage from the world's finest photographers, to license for commercial and creative use. More than 700,000 images and video clips online, from tigers to turtles and elephants to sharks.
Mark MacEwen / Broad snouted caiman (Caiman latirostris) baby in mothers mouth being carried from nest, Sante Fe, Argentina, February
Mark MacEwen / King penguin (Aptenodytes patagonicus) group walking past Southern elephant seal (Mirounga leonina) colony, mountains in background. St Andrews Bay, South Georgia. October 2017.
Mark MacEwen / Southern elephant seal (Mirounga leonina), two females sleeping. St Andrews Bay, South Georgia. October.
Mark MacEwen / Angel Falls, the world's highest uninterrupted waterfall with a fall of 807m, flowing from Auyan-tepui, a table-top mountain. Helicopter used in filming at base of waterfall with people beside it....
Mark MacEwen / Octopus tree (Didiera madagascariensis), Spiny Forest, Berenty, Madagascar
Mark MacEwen / Komodo dragon (Varanus komodoensis) with tongue on out beach, Komodo National Park, the islands of Komodo, Indonesia. Vulnerable species.
Mark MacEwen / Komodo dragon (Varanus komodoensis) walking with tongue extended on beach, found in the islands of Komodo, Indonesia. Vulnerable species.
Mark MacEwen / Komodo dragon (Varanus komodoensis) with tongue extended on beach, Komodo National Park, Indonesia. Vulnerable species.
Mark MacEwen / Northern royal albatross (Diomedea sanfordi), early pairing behaviour, Taiaroa Head, Otago Peninsula, New Zealand. Endangered.
Mark MacEwen / Firefly squid (Watasenia scintillans) close to beach during mating season. Toyama Bay, Japan.
Mark MacEwen / Japanese firefly (Luciola cruciata) light trails at night above stream in rural Japan. June.
Mark MacEwen / Snare's island crested penguin (Eudyptes robustus) colony on the coast, high angle view, Snares Island, New Zealand.