Thalassoma trilobatum
Encyclopedia
Thalassoma trilobatum (the Christmas wrasse) is a type of tropical fish
. Females have a shorter head than the males.
Tropical fish
Tropical fish include fish found in tropical environments around the world, including both freshwater and salt water species.Tropical fish are popular as aquarium fish, due to their often bright coloration...
. Females have a shorter head than the males.