It is true that the majority of colourful creatures are the males. However there are some species where the situation is reversed. Most notably in the Human species it is the female that has the more attractive display.
a lot of tropical birds are very vibrantly colored. For example, parrots and toucans are generally colorful creatures.
If you need more examples, I would probably search "colorful birds" or "colorful animals" into Google...
The flower is the part of the plant that is often colorful and produces seeds.
Chlorophyll
tulip
Saturn, because its rings are colorful
badlands
A super colorful fish?!
baboons
pekak
The cinnabar moth
there is a animal called the assefrdef. This animal is a wierd and colorful animal
The sea anemone
booniena
Make 3 of everything
a bright colorful fish
no actually the parrot is also as colourful
There are several animals that could be considered the most colorful animal in the world. Some of the colorful animals include the Panther Chameleon. Most of the colorful animals are fish and birds.
The koi, is a carp fish that is colorful or designed in such a way to be considered decorative.