The long-time animal lover has an eclectic mix of dogs, cats, horses, donkeys ... cozying up in the seat of the car with one of her fuzzy-maned Chow Chows. Her two Chow Chows are half-siblings ...

Researchers identified an unusual genetic mutation in orange domestic cats that has not been found in any other animal, ...

A tiny calico cat named Blue has captured hearts online after a viral TikTok video revealed her rare form of feline dwarfism. Despite being three years old, Blue could easily be mistaken for a kitten ...

It was established some 120 years ago that almost all calico cats are female and that the color-deciding factor was in the X chromosomes. About 60 years later, researchers discovered that one of ...

Hibiscus has been waiting patiently for someone to choose her to be their loving companion. She has a beautiful, shiny coat ...

From Tama, Japan's most famous stationmaster calico cat, to the lasagna-loving, ginger Garfield, cats with orange fur are both cultural icons and beloved pets. But their distinctive color comes wi ...

Researchers had previously assumed that the mutation would be on the X chromosome because of the skewed sex ratio — it also explains why calico and tortoiseshell cats, which have patches of ...

Researchers at Kyushu University in Japan have pinpointed the X-linked mutation behind orange fur in house cats.

"Mutations to the protein structure would likely be harmful to the cat.” With help from local vets, the researchers examined skin tissue from four calico cats and found that Arhgap36 was much ...

Female cats with one copy of sex-linked orange appear partially orange—with a mottled pattern known as tortoiseshell, or with patches of orange, black and white known as calico. That's due to a ...

A Japanese research team led by Kyushu University professor Hiroyuki Sasaki has said it discovered a gene that determines the color patterns of the tricolored calico cat, known in Japan as mike neko.