Bicolour occurs because there is a white spotting gene present along with a
recessive allele of the agouti gene, which evens out the usual striped pattern
of the colours of the coat. In contrast, tabby cats have an agouti gene that produces striping of the coat. The
Abyssinian has agouti with dilution (ticked tabby), giving the appearance of
even colour with colour-banded hairs.
A black-and-white bicolour cat is often known as a
or a Jellicle cat. To be considered a “tuxedo”,
its black coloring should be solid through out, with white limited to the paws,
belly, chest, throat, and possibly the chin. The tuxedo name is just that. It
should appear as if the cat is wearing a
Some owners attribute shy personalities to
particularly once they reach adulthood.
Another type of black-and-white bicolour cat is called a “cow cat” or “moo
cat”. A cow cat doesn't have the solid black 'jacket' of the
Instead, it has big black patches over a mostly white body, often with a black
mask over the head. Some owners attribute chacteristics such as a love of water,
big personalities and a playful nature to
Black Mask Cats are another variant of the
cow cat or
so called because they look like they are wearing a black mask over their head.