SCOTLAND: The Big Picture / Mountain hare (Lepus timidus) in a freshly dug snow hole, Cairngorms National Park, Scotland, UK, December.

Olga Kamenskaya / Man looking into ice hole dug for ice diving, Lake Baikal, Siberia, Russia, March. Model released.

Laurent Geslin / Common earthworm (Lumbricus terrestris) on dug earth in garden, England

Markus Varesvuo / Common Crossbill (Loxia curvirostra) carrying off a cone, dug from beneath heavy snowfall on branches. Kuusamo, Finland, February. Magic Moments book plate, page 97.

Solvin Zankl / These hatchlings of an Olive ridley sea turtle (Lepidochelys olivacea) should be buried and protected under 40 cm of warm sand, but a domestic dog dug them out at Ostional beach in Costa Rica. Novembe...

Constantinos Petrinos / Veined octopus inside shell {Octopus marginatus}, Lembeh Strait, N Sulawesi, Indonesia. Shells are found in the seabed and dug up and cleaned by octopus, which then climbs inside for protection.

David Tipling / Fisherman in dug out canoe at sunset. New Georgia Islands, Western Province, Solomon Islands. 2018.

David Tipling / Man holding Melanesian megapode (Megapodius eremita) egg dug out of nest chamber in sand. Savo Island, Solomon Islands.

David Woodfall / Hand dug peat in stacks, collected by hand, for domestic use. North Uist, Scotland, UK, June.

Marie Read / Red-breasted sapsucker (Sphyrapicus ruber) adult feeding on tree sap from shallow wells it has drilled in bark of Curl-leaf Mountain-mahogany (Cercocarpus ledifoius), Lee Vining Canyon, California, US...

Matthew Maran / Red Fox (Vulpes Vulpes) a vixen which has dug into a compost pile to reach the warm centre before curling up and sleeping. North London, England, UK, August.

Ashley Cooper / Boggy Moorland above Wet Sleddale. This area has drainage ditches dug into the peat, known as gripping, to try and make the ground more suitable for sheep grazing. Cumbria, England, UK. August 2010