Gary Bell/ Oceanwide / Lichen (Caloplaca sp) covered coastal rock, Flinders Island, Tasmania, Australia

Gary Bell/ Oceanwide / Granite rocks with lichen and Milky Way, Bicheno, Tasmania, Australia

Thomas Marent / Gelada Baboon (Theropithecus gelada) young feeding on lichen, Simien Mountains National Park, Ethiopia

Thomas Marent / Fungus (Ophiocordycipitaceae) which parasitized and killed wasp, Tatama National Park, Colombia

Yva Momatiuk & John Eastcott / Moss and lichen on rock in tundra in summer, Skaftafell National Park, Iceland

Yva Momatiuk & John Eastcott / Purple Saxifrage (Saxifraga oppositifolia) and Reindeer Moss (Cladonia rangiferina) in tundra, Langanes Peninsula, Iceland

Yva Momatiuk & John Eastcott / Purple Saxifrage (Saxifraga oppositifolia) and Reindeer Moss (Cladonia rangiferina) in tundra, Langanes Peninsula, Iceland

Paul Bertner / Fungus (Ophiocordyceps humbertii) which has infected a wasp, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Paul Bertner / Fungus (Torrubiella sp) which has infected a spider, Antananarivo, Madagascar

Paul Bertner / Ant (Polyrhachis schlueteri) infected with Sac Fungus (Cordyceps sp), Amani Nature Reserve, Tanzania

Paul Bertner / Fungus (Akanthomyces sp) which has infected a moth, Leticia, Amazon, Colombia

Paul Bertner / Fungus (Ophiocordyceps odonatae) which has infected a dragonfly, Antananarivo, Madagascar