Cats come in a wide variety of colors and coat patterns. Some breeds are more immediately recognizable than others. Torbie ...

Tortoiseshells and dilute tortoiseshell cats are not actually breeds of cat, but a color pattern that can occur in many different breeds, namely American and British Shorthairs, Maine Coons ...

Now, two studies have finally identified the genetic key to this mystery, solving a puzzle first theorized in 1912. The studies, conducted independently by Japanese and American research teams, have ...

“More generally, we can investigate the evolutionary significance of orange color,” he adds. Scientists have known since 1961 that the multicolor fur coats seen in calico and tortoiseshell ...

Orange and tortoiseshell house cats (torties) have long been an enigma for hair coloration in mammals: now, the genetic basis of their distinctive coat colour has been unveiled. Orange isn't the ...

A prime example of X inactivation is in the coat-color patterning of tortoiseshell or calico cats (Figure 1). In cats, the fur pigmentation gene is X-linked, and depending on which copy of the X ...

As long predicted, the mutated gene is located on the cat's X chromosome, explaining why the orange color appears so differently ... orange and white, or a tortoiseshell's marbling of orange ...

Every noticed how most orange cats are male, while females with some orange fur often have patchworks of different colors, such as the calico or tortoiseshell patterns. “It’s been a genetic my ...