Carotenoids are the same pigment that gives salmon a pink color, hence the pink river dolphin's striking skin tone. Genetics ...

One example of this is the Commerson’s dolphin, which is more commonly known as the panda dolphin. It gets its name from the fact that it has an interesting black and white pattern on its skin ...

A type of salamander, axolotls often appear pink due to a genetic trait called leucism, which causes a pale or pinkish skin tone. Found in the Amazon River, the pink river dolphin is renowned for its ...