Enrique Lopez-Tapia / Man feeding Hyaenas (Crocuta crocuta) at night in Harar City, this has been a tradition for several centuries, and has now become a show for tourists. Ethiopia, November 2014

Nick Garbutt / Adult Giant Anteater (Myrmecophaga tridactyla) with Pantaneiro Cowboy, Northern Pantanal, Mato Grosso State, Brazil, South America.

Staffan Widstrand,Staffan Widstrand / Mangrove planting team from CRINEO planting Rhzophora mangrove trees, Pulicat Lake, Tamil Nadu, India, February 2013.

Pascal Tordeux / Boy on hillside kicking a fungus, which releases its spores, Queyras, France, August 2011. Model released.

TJ Rich / Golden working cocker spaniel sitting between owner's legs. Wiltshire, England, UK.

Kirkendall-Spring / Hiker exploring Titcomb Basin, Wind River Range, Bridger Wilderness, Bridger National Forest, Wyoming, USA. September 2015. Model released.

Jeff Rotman / Fishermen haul in set gill net whilst fishing for Sockeye salmon (Oncorhynchus nerka) at night, Graveyard Point, Bristol Bay, Alaska, USA, July 2015. Model released.

Floris van Breugel / A hiker walking in Olympic National Park, Washington, USA. May 2011. Model released.

Kirkendall-Spring / Rock climber on a route called 'Any Major Dude' along the Ledge Spring Trail in Pilot Mountain State Park. North Carolina, USA, October 2013. Model released.

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) baby or bub is cared for by Claudia Barton, volunteer wildlife carer at Tolga Bat Hospital, North Queensland, Australia October 2012

Petra Wegner / German Hunting Terrier, puppy bitch, 8 weeks, biting trouser-leg

Petra Wegner / German Hunting Terrier, puppy bitch, 8 weeks, biting trouser-leg