Andrew Parkinson / Red deer {Cervus elaphus} adult stag roaring during the October rut, Leicestershire, UK

Bence Mate / Leaf cutter ants (Atta sp) carrying pieces of fern, reflected in water, Costa Rica.

Mark MacEwen / Snares island crested penguin (Eudyptes robustus) in forest, Snares Island, New Zealand.

Alex Hyde / Adder (Vipera berus) basking amongst bracken fronds. Peak District National Park, Derbyshire, UK. April.

Ole Jorgen Liodden / Chatham stream on the main Chatham island, New Zealand, March 2014.

Ole Jorgen Liodden / Bengal tiger (Panthera tigris tigris) close up of eye, hidden in vegetation, Bandhavgarh, India.

Alex Hyde / Bearded pig (Sus barbatus) foraging for food at night, Maliau Basin, Sabah, Borneo.

David Tipling / Fern growing among Bluebells (Hyacinthoides non-scripta) Foxley Wood, Norfolk, UK, April.

Dong Lei / Golden bush-robin (Tarsiger chrysaeus) with insect prey, Kawakarpo Mountain, Meri Snow Mountain National Park, Yunnan Province, China.

Tim Laman / Rock outcrops among tree fern forest at 3300 m elevation. Jayawijaya Mountains, New Guinea. June 2010

Laurent Geslin / Red deer (Cervus elaphus) stag with bracken in his antlers. Richmond Park, London, England

Richard Steel / 2020VISION / Female whinchat (Saxicola rubetra) perched on bracken frond, Denbighshire, Wales, UK, June.