Pair of Yellow Coral Gobies (Gobiodon okinawae) Pair of Yellow Coral Gobies (Gobiodon okinawae). An adult Yellow Coral Goby is only three centimètres long. The two fishes have taken up residence in a piece of bamboo fell under water. See more fish pictures Facebook Twitter Pinterest Google+ Email The toilet of the praying mantis Asian elephant (Elephas maximus), Laos