Anup Shah / African elephants (Loxodonta africana) feeding on loose soil for its minerals, Maasai Mara National Reserve, Kenya. Taken with remote wide angle camera.

Anup Shah / African elephants (Loxodonta africana) family herd feeding on loose soil for its minerals, with dramatic stormy skies behind, Maasai Mara National Reserve, Kenya. Taken with remote wide angle camera.

Anup Shah / African elephants (Loxodonta africana) family herd feeding on loose soil for its minerals, with dramatic stormy skies behind, Maasai Mara National Reserve, Kenya. Taken with remote wide angle camera.

Floris van Breugel / Driving the remote dirt roads, 11000ft altitude, White Mountains, California, USA, June

Juan Carlos Munoz / Tourists hiking along dirt track, Triglav National Park, Julian Alps, Slovenia, October 2010.

Konstantin Mikhailov / Mongolian five-toed jerboa (Allactaga sibirica) digging burrow, Gobi, Mongolia, August.

Charlie Summers / African elephant (Loxodonta africana) mother standing grieving over stillborn baby. Tarangire National Park, Tanzania.

Thomas Marent / Indian Rhinoceros (Rhinoceros unicornis) crossing road near tourists, Kaziranga National Park, Assam, India

Thomas Marent / African Elephant (Loxodonta africana) crossing dirt road near tourists, Serengeti National Park, Tanzania

Denis-Huot / Olive baboon (Papio anubis) males fighting over newborn Thomson's gazelle (Eudorcas thomsonii) prey, Masai-Mara game reserve, Kenya.

Angelo Gandolfi / Pantanal cowboy / gaucho (Pantaneiros) driving cattle. Pantanal, Brazil, August 2010.

Jean E. Roche / Wind blowing sand across beach, causing delta patterns, Piemanson, Camargue, France, October.