Alex Hyde / Aposematism describes the use of bright colouration and bold patterns to advertise that an organism is unpalatable or dangerous. All three insects are foul-tasting or toxic if eaten: Wood Tiger moth...

Petra Wegner / Mixed breed, white, long haired Cockerpoo / Cockapoo dog, standing on back legs, looking up. Poodle Cocker spaniel cross

Petra Wegner / Mixed breed, white, long haired Cockerpoo / Cockapoo dog, head portrait. Poodle Cocker spaniel cross,

Guy Edwardes / 2020VISION / Marbled White Butterfly (Melanagria galathea) resting on Small Scabious (Scabiosa colombaria) flower, Badbury Rings, Dorset, UK, July. Did you know? The marbled white is actually a strikingly coloured...

Jane Burton / Smooth coated Jack Russell Terrier, white, looking up, standing on back legs

Onne van der Wal / Tethered tender floating on clear waters in the Exumas, Bahamas, Caribbean. June 2009.

Jane Burton / Fluffy cream kitten lying on its back between two sleeping Yellow Labrador Retriever Pups, all 7 weeks old

Rick Tomlinson / Crew members all in white on the aftdeck of gaff cutter "Mariquita". Westward Cup Regatta, Cowes, Isle of Wight. July 2010.

MYN / Paul Harcourt Davies / Lady's slipper orchid (Cypripedium calceolus) one of the rarest and loveliest of all European orchids protected everywhere, Abruzzo, Italy, June. meetyourneighbours.net project

Jerry Monkman / A man riding his All Terrain Vehicle along a forest track, Jericho Mountain State Park, White Mountains, Berlin, New Hampshire, USA. September 2009

Paul Harcourt Davies / Ghost orchid (Epipogium aphyllum) growing under beechwood at 1700m, Le Marche, nr Amatrice, Italy. One of the rarest of all European orchids, protected and endangered everywhere.

Kristel Richard / Il Capitano del Gruppo del Commune (the captain of the group of the communes), on the grey horse, and his riders, all dressed in white and red, open the Palio, on the third Sunday of September, in Ast...

Carine Schrurs / Coral reef scenic with Barrel sponges {Xestospongia testudinaria}, Crinoids {Crinoidea}, Anthias fish Batangas, Philippines. Indo-Pacific

Carine Schrurs / Thorny seahorse {Hippocampus histrix} Anilao, Batangas, Philippines

Carine Schrurs / Crowned crane {Balearica regulorum} Masai Mara, Kenya

Carine Schrurs / Painted frogfish pair mating {Antennarius pictus} female fish is yellow. Sulawesi, Indonesia

Carine Schrurs / Coral reef scenic with Barrel sponges, soft corals + fish Anilao, Batangas, Philippines

Carine Schrurs / Dorid nudibranch climbing over Bearded scorpionfish Anilao, Batangas, Philippines

Carine Schrurs / Cheetah suckling cubs by side of track {Acinonyx jubatus} Masai Mara, Kenya

Carine Schrurs / Green turtle swimming {Chelonia mydas} Sipadan, Malaysia, Indo Pacific

Carine Schrurs / Cheetah suckling cubs by side of track {Acinonyx jubatus} Masai Mara, Kenya

Carine Schrurs / Female Cheetah with three cubs {Acinonyx jubatus} Masai Mara, Kenya

Carine Schrurs / Two Bubble shells {Hydatina physis} Lembeh Strait, Sulawesi, Indonesia

Carine Schrurs / Three Chromodorid nudibranchs {Hypselodoris bullocki} Anilao, Batangas, Philippines