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 Colour B-sides of the singles taken from their albums. from the "Rotterdam" CD5 from the "Don't Marry Her" CD1 from the "Don't Marry Her" CD2 Note: The French version of "Dream a Little Dream of Me" ("Les Yeux Ouverts") was recorded for the movie "French Kiss". It was re-used in the film "The Devil Wears Prada". from the "Blackbird on the Wire" CD1 from the "Blackbird on the Wire" CD2 from the "Liars’ Bar" CD1 from the "Liar's Bar" CD2 Blue Is the Colour Blue Is the Colour is the fifth studio album from English band The Beautiful South, released in