Michael D. Kern / Rainbow millipede (Aulacobolus rubropunctatus) captive

Alex Mustard / High magnification detail of filter feeding appendage of Christmas tree worm (Spirobranchus giganteus) Misool, Raja Ampat, West Papua, Indonesia. Ceram Sea, Tropical West Pacific Ocean.

Pal Hermansen / Romanesco broccoli (Brassica oleracea) close up, bred by crossing between cauliflower and broccoli

Pal Hermansen / Red cabbage (Brassica oleracea var. capitata f. rubra) cross section showing leaf spiral.

Michael D. Kern / Reticulated Python (Malayopython reticulatus) captive, native to South East Asia.

MYN / Brady Beck / Millipede (Narceus americanus) coiled, Scotland County, North Carolina, USA, May, meetyourneighboursproject.net

Juan Carlos Munoz / Close up of coil of spiral shell of an Ammonite fossil, Asturias, Spain

John Cancalosi / Close up of rusted metal wire /coil, Recycling Center, Ithaca, New York, USA, property released

Tony Phelps / Slug eating snake (Duberria lutrix) in defensive coil, deHoop Nature Reserve, Western Cape, South Africa

Sandesh Kadur / King cobra (Ophiophagus hannah) courtship, male head butting female while female goes into a submissive coil, Agumbe, Karnatka, India, captive

Bryan and Cherry Alexander / Detail of coiled rope lasso with a lasso ring made from reindeer antler. Kautokeino, Finnmark, North Norway, March 2007.

Juergen Freund / Whip coral on coral reef, Komodo NP, Indonesia.