Biological pigment symbiosis Trididemnum solidum, their colors are different depending on the light regime in which they live. The colonies that are exposed to full sunlight are heavily calcified, thicker, and are white. In contrast the colonies that live in shaded areas have more phycoerythrin (pigment that absorbs green) in comparison to phycocyanin (pigment that absorbs red), thinner, and are purple. The purple color in the shaded colonies are mainly due to the phycobilin pigment of the algae, meaning the variation of exposure in light changes the colors of these colonies. Aposematism is the warning coloration to signal potential predators to stay
Blue Is the Warmest Colour trying to make their flesh more familiar to us than his own." "Blue Is the Warmest Colour" is also filled with visual symbolism. The colour blue is used extensively throughout the film—from the lighting in the gay club Adèle visits, to the dress she wears in the last scene and most notably, in Emma's hair and eyes. For Adèle, blue represents emotional intensity, curiosity, love, and sadness. Adèle also references Pablo Picasso a number of times, who famously went through a melancholy Blue Period. As Emma grows out of her relationship with Adèle and their passion wanes, she removes the