It's no secret that in the animal kingdom big, bold colors attract attention.

This can be to attract a mate or even blend into one’s surroundings.

It could also signify that that animal is extremely dangerous - even toxic.

But how did this trait first emerge and are there only certain species that do so?

Dr Frank Rheindt, Associate Professor and Dean’s Chair in the Department of Biological Sciences National University of Singapore joined Jonathan to discuss.

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