Nigel Cattlin / Rice leaf folder moth (Cnaphalocrocis medinalis) caterpillar of pest species in folded Rice (Oryza sativa) leaf , Luzon, Philippines

Nigel Cattlin / Tungro virus (Rice (Oryza sativa) tungro bacilliform virus) on diseased, damaged Rice (Oryza sativa) plot, Philippines

Derek Galon / Damaged forest overgrown by various vines, a typical scene in western part of Dominica, West Indies. After hurricane Maria an unprecedented number of vines took advantage of suddenly open spaces in th...

John Chan / Elegant tern (Thalasseus elegans) with a broken wing, attempting to take off, Southern California, USA, April.

John Chan / Western gulls (Larus occidentalis) attacking an Elegant tern (Thalasseus elegans) with a broken wing, Southern California, USA, April.

Jack Dykinga / Twisted Saguaro cactus (Carnegiea gigantea) Catalina State Park, near Tucson, Arizona, USA, September.

Jack Dykinga / ARCHIVED SG - Duplicate 10/10/2017. Saguaro cactus (Carnegiea gigantea) at sunset, with drooping frost damaged limbs, South Maricopa Mountains Wilderness, Sonoran Desert National Monument, Arizona...

Nick Upton / Eurasian beaver (Castor fiber) at night, chewing bark and climbing along a felled tree, Devon Wildlife TrustÕs Devon Beaver Project enclosure, Devon, England, UK, March.

Ingo Arndt / Bark beetle (Scolytinae) galleries in dead spruce tree (Picea abies), Bayerischer Wald / Bavarian Forest National Park, Germany., June.

Ingo Arndt / Burned trees in front of Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park, Wyoming, USA, September 2011.

Jack Dykinga / Douglas firs (Pseudotsuga menziesii) in 'Wall Street' Canyon. Bryce Canyon National Park, Utah, USA, October.

David Pattyn / Trees in Hautes Fagnes Nature Reserve in winter after snowfall. This area - Noir Flohay was burnt a few years ago and some trees are still blackened, Hautes Fagnes, Belgian Ardennes, Belgium, February...