Georgette Douwma / Abalone (Mother of Pearl), Haliotidae family. Close up of shell.

David Welling / Bristlecone pine tree wood (Pinus aristata) White Mountain California USA

SIMON KING / Blue Ice on frozen lake with air bubbles, Antarctica.

Tony Evans / Carrot flower abstract

Anup Shah / Aerial view of Lesser flamingos {Phoeniconaias minor} on Lake Natron, Tanzania.

Ross Hoddinott / Map lichen {Rhizocarpon geographicum} UK

Alan James / Common cuttlefish {Sepia officinalis} close up of skin patterns Devon, UK

Ben Osborne / Rear view of male peafowl displaying {Pavo cristatus} captive

Jurgen Freund / Close up of mouth of Sea anemone {Actiniaria} Sulu-sulawesi seas, Indo-pacific

Martin Gabriel / Parasol mushroom cap close-up detail {Macrolepiota procera} Europe

Peter Blackwell / Close up of African elephant skin around tail {Loxodonta africana} Amboseli NP, Kenya, East Africa

Michael Pitts / Giant clam mantle {Tridacna gigas} and siphon, Palau, Micronesia

Jeff Rotman / Queen angelfish close-up of tail base {Holacanthus ciliaris} Bahamas, Caribbean

Ingo Arndt / Close up of Chameleon skin, East Africa

Jeff Rotman / Mushroom coral {Fungia fungites} Red Sea

Niall Benvie / American alligator (A. mississippiensis) teeth. C. PY, USA. Pennsylvania

Neil Lucas / Close-up detail of Titan Arum inflorescence, Sumatra

DAVID HALL / Featherstar on red seafan {Crinoidea}, Solomon Islands