Odd-eyed cat

This is a feline form of complete heterochromia,[1][2] a condition that occurs in some other animals, including humans.

However, odd-eyed cats are popular within several breeds, including Van cat, Turkish Van, Turkish Angora, Sphynx, Persian, Oriental Shorthair, Japanese Bobtail and Khao Manee.

odd eyes), and several of these genes are not linked to white coats or deafness (e.g., "Siamese" colourpoint-gene, Ojos Azules-gene, etc.).

Deafness depends on the cat's genotype (genetic make-up), and not its phenotype (physical appearance).

The Atatürk Forest Farm and Zoo in Ankara has a breeding program to preserve pure solid white Turkish Angora cats.

[10][11] The zoo specifically prized the odd-eyed Angoras, as the Turkish folklore suggests that "the eyes must be as green as the lake and as blue as the sky".

[11] The mascot of the 2010 FIBA World Championship, hosted by Turkey, was an anthropomorphised odd-eyed Van cat named "Bascat".

An odd-eyed blue and white cat
An odd-eyed cat showing complete heterochromia (amber and blue eye) and sectoral heterochromia in the blue eye (partially brown-coloured)
A rare predominantly black cat with odd eyes
A typical example of an odd-eyed solid white cat
Flash photography red-eye effect in the blue eye, but not in the yellow eye of an odd-eyed cat
Odd-eyed white Turkish Angora cat with a blue and an amber eye from Ankara Zoo