Jack Dykinga / Scalding hot water continuously spouting behind layers of mineral deposits, Fly Geyser, Black Rock Desert, Great Basin Desert, Nevada, USA

Morley Read / Slow motion clip of a large group of Butterflies (Pieridae) taking flight after puddling, absorbing nutrients or minerals from damp soil, Orellana Province, Amazon rainforest, Ecuador. (non-ex)

Morley Read / Large group of Butterflies (Pieridae) taking flight after puddling, absorbing nutrients or minerals from damp soil, Orellana Province, Amazon rainforest, Ecuador. (non-ex)

Cyril Ruoso / Ringed-tailed lemur (Lemur catta) amongst granite rocks in cave. Lemurs lick minerals from the rocks. Anja Community Reserve, Madagascar.

Lucas Bustamante / Scarlet Macaws (Ara macao) drinking water inside an Amazonian claylick. Yasuni National Park, Orellana, Ecuador

Milan Radisics / Aerial shot of yellow mineral sediments flowing into the Atlantic Ocean, near Stokkseyri, Southern Iceland, August 2018.

Milan Radisics / Aerial shot of the Austurfljot glacial river, southern Iceland, August 2018.

Milan Radisics / Aerial shot of the Austurfljot glacial river, southern Iceland, August 2018.

Milan Radisics / Aerial shot of the Hafursa glacial river running over black sand, southern Iceland, August 2018.

Milan Radisics / Aerial shot of steam geysers at Gunnhuver Hot Springs, Reykjanes Peninsula, Iceland, August 2018.

Milan Radisics / Aerial shot of the estuary of the Holmsa and Kudafljot glacial rivers, Grafarkirkja, Iceland, August 2018.

Milan Radisics / Aerial shot of Gunnuhver steam geyser, Gunnhuver Hot Springs, Reykjanes Peninsula, Iceland, August 2018.