Pharaoh cuttlefish they can show a mottled white and brown color, with a center circle of brown. The mechanism for color is the same in the Pharaoh cuttlefish as it is in other cuttlefish. This colour-changing function is produced by groups of red, yellow, brown, and black pigmented chromatophores above a layer of reflective blue and green tinted iridophores and leucophores, with up to 200 of these specialized pigment cells per square millimeter. These sacs of color are controlled by rings of muscle around the sac. The cuttlefish expands and contracts these muscle rings in order to show different colors. It is
Blue Is the Warmest Colour as shown here in Adèle's touching reverence for teaching, is another notable characteristic", was noted by a "Film Comment" critic. Kechiche explores how food can evoke varying levels of symbolism, for instance through the sexually suggestive food metaphors of Adèle's liking of the fat on ham and her learning to eat oysters from Emma. Additionally, he looks at how food can be seen as an indicator of social class. Director and screenwriter Abdellatif Kechiche developed the premise for "Blue Is the Warmest Colour" while directing his second feature film, "Games of Love and Chance" (2003). He met teachers "who felt