In many cats and cat breeds, the agouti gene is suppressed, giving them a solid color. When it comes through, however, the agouti gene gives tabbies a beautiful striped appearance. And different ...

Feed adult mothers a methyl-rich or genistein-rich diet, and DNA methylation lowers expression of the agouti gene in their offspring, shifting their coat color away from the classic agouti yellow and ...

But the work was not limited to just possums—the researchers also found the protein responsible for color variation, Agouti Signalling Protein (ASIP), is rapidly evolving in the carnivorous ...