Camouflage the peacock flounder, squid and octopus actively change their skin patterns and colours using special chromatophore cells to resemble their current background, or, as in most chameleons, for signalling. However, Smith's dwarf chameleon does use active colour change for camouflage. Each chromatophore contains pigment of only one colour. In fish and frogs, colour change is mediated by the type of chromatophores known as melanophores that contain dark pigment. A melanophore is star-shaped; it contains many small pigmented organelles which can be dispersed throughout the cell, or aggregated near its centre. When the pigmented organelles are dispersed, the cell makes a
Changing Faces (charity) surgical interventions by addressing the psychological and social challenges posed by disfigurement. Its services are based on academic research and informed by service users, including a Young People's Council. In 2012, the British Red Cross transferred its Skin Camouflage Service to Changing Faces. The service 'helps individuals to regain self-confidence and independence', and now operates at more than 120 locations throughout the UK. The charity's "Face Equality" campaign aims to ensure that people with disfigurement are treated without prejudice or discrimination. The campaign targets employers, schools, health care professionals, the media, policy makers and the general public, and has used