Krista Schlyer / Hooded pitcher plant (Sarracenia minor) Green Swamp, North Carolina, USA. June.

Andy Rouse / African leopard (Panthera pardus) South Luangwa, Zambia.

Suzi Eszterhas / Black-handed spider monkey (Ateles geoffroyi), Osa Peninsula, Costa Rica.

Ann & Steve Toon / Namaqua chameleon (Chamaeleo namaquensis), being scanned for microchip, part of conservation project, Namib Desert, Namibia, April

Solvin Zankl / Common fruit fly (Drosophila melanogaster) laboratory culture Curly (wings turn up) mutant, the mutations are used as genetic markers in gene research, Vienna Drosophila RNAi Center, Institute for Mol...

TJ Rich / Berkshire pig, close up of curly tail, rear view. Surrey, England, UK.

TJ Rich / Wilsthire horn sheep with self shedding fleece, portrait. Surrey, England, UK.

TJ Rich / Wilsthire horn sheep with body bare of self shedding fleece, portrait. Surrey, England, UK.

TJ Rich / Wilsthire horn sheep with body bare of self shedding fleece, portrait. Surrey, England, UK.

Chris Mattison / Blue-legged chameleon (Calumma crypticum), close up of tail. Ranomafana National Park, Madagascar.

Chris Mattison / O'Shaughnessy's chameleon (Calumma oshaughnessyi) on branch. Ranomafana National Park, Madagascar.

Chris Mattison / Blue legged chameleon (Calumma crypticum) female on branch. Ranomafana National Park, Madagascar.