Butterfly-fish
Butterflyfish has got a flat oval body, long dorsal fin along all the back. Picturesque. Mainly they are yellow, white and black. A masked butterflyfish has got a dark-blue mask. Racoon and Imperor butterflyfish wear almost black masks. Some butterflies has got orange and blue colors. Butterflies are day fish, so they are well known for whose who swims with a diving mask. Many of the fish lives by couples, but they don't care of their eggs and fry.
