1116-49407 - Two Burrowing Owls (Athene cunicularia), perched side by side near entrance to their burrow, Casa Grande, Arizona, United States of America
1116-49409 - Burrowing Owl (Athene cunicularia) perched on the ground with head turned to look backwards, Casa Grande, Arizona, United States of America
1116-49410 - Pair of Burrowing Owls (Athene cunicularia) perched on Cholla cactus (Cylindropuntia) skeleton, Casa Grande, Arizona, United States of America
978-29 - Tiger Snake Eel - Myrichthys tigrinus - burrowing amongst bottom debris, in this image can be seen with a small crab in it's mouth. Galapagos, Pacific Ocean
970-591 - Burrowing Starfish (Astropecten irregularis), typical shape of five arms, pink in colour, on dark sand seabed, St Abbs, Scotland, UK North Sea
970-604 - Sea Potato (Echinocardium cordatum), profile view of rare burrowing sea urchin showing detail of hairs on shell, on sandy seabed, St Abbs, Scotland, UK
970-612 - Sand Mason Worm (Lanice conchilega), typical structure of tiny hairs covered in grains of sand only 3cm high, Burnmouth, Scotland, UK North Sea
970-579 - Burrowing Starfish (Astropecten irregularis), typical shape of five arms, pink in colour, on dark sand seabed, St Abbs, Scotland, UK North Sea
970-608 - Sea Potato (Echinocardium cordatum), profile view of rare burrowing sea urchin showing detail of hairs on shell, on sandy seabed, St Abbs, Scotland, UK
970-576 - Burrowing Starfish (Astropecten irregularis), typical shape of five arms, pink in colour, on dark sand seabed, St Abbs, Scotland, UK North Sea
970-580 - Burrowing Starfish (Astropecten irregularis), typical shape of five arms, pink in colour, on dark sand seabed, St Abbs, Scotland, UK North Sea