Doug Gimesy / Royal penguin (Eudyptes schlegeli) collects a pebble for its nest on the beach. Sandy bay, Macquarie Island, Australian Territory.
Danny Green / Bald eagle (Haliaeetus leucocephalus), two perched on rocks in front of frozen waterfall. Alaska, USA, February.
David Hall / Split-level of Cormorants (Phalacrocorax sp.) standing on rocks with Sea lettuce (Ulva sp.) seen underwater, Hussar Bay, Nigei Island, Queen Charlotte Strait, British Columbia, Canada. September.
Guy Edwardes / Gorse (Ulex europaeus)on cliffs above St Oswald's Bay, Dorset, England, UK, May 2013.
Shane Gross / Galapagos Sea Lion (Zalophus californianus wollebacki) resting on rocks at sunset on North Seymour Island, Galapagos, Ecuador. December.
Shane Gross / Galapagos green sea turtles (Chelonia mydas agassizii) feeding on seaweed growing on lava rocks off Isabela Island, Galapagos, Ecuador. December.
Jack Dykinga / Arizona sycamore (Platanus wrightii) roots and leaves amongst pebbles. In riparian area, Chiricahua Mountains, Coronado National Forest, Arizona, USA. November.
Andres M. Dominguez / Ocellated or jewelled lizards (Timon lepidus) basking on rocks, Los Alcornocales Natural Park. Southern Spain. May.
Danny Green / Polar bear (Ursus maritimus) male standing beside rocks in frozen and snow covered landscape. Svalbard, Norway, April 2019.
Danny Green / Brunnich's guillemot (Uria lomvia) colony in mist, many birds in flight and nesting on cliffs. Svalbard, Norway, July 2018.
Fred Olivier / Aerial shot of Castleton Tower at sunset, Castle Valley, Moab, Utah, USA, 2018.
Fred Olivier / Aerial shot tracking through the Corona Arch, Moab, Utah, USA, 2018.