Meet adorable twin cats Iriss and Abyss from Saint Petersburg who have been fascinating people social media with their beautiful heterochromatic (different coloured) eyes.

来见见这对来自圣彼得堡的双胞胎猫咪艾瑞斯和艾比斯，他们迷人的异色双眼一直以来都在社交媒体上颇受人瞩目。

Heterochromia is a genetic eye condition that means that someone has different coloured eyes as a result of the melanin level in eyes.

虹膜异色症是基因遗传眼部状况，即由于眼睛黑色素水平不同导致眼球颜色各异。

The cats are neither Angora or Turkish Van breeds, but that they are cross bred from a white cat (their mother) and a black and white cat (their father).

这两只猫既非安哥拉猫也非土耳其梵猫的后裔，但却是一只白猫（其母）和一只黑白两色相间猫（其父）的杂交后代。

Their proud owner has shared pictures of the pretty cats with over 47,000 of their followers on Instagram.

猫咪的主人引以为豪，在Instagram上分享了美猫的照片，吸引了4万7000多名粉丝。

He has shared pictures of the cats posing next to beautiful flower arrangements, perfectly balancing balls on their head and wearing Star Trek uniforms.

他分享的照片有猫咪在插花旁边拗造型，也有脑袋上顶着球保持平衡的，还有身穿星际迷航制服的。

He also said that through the miracle of mother nature that the cats were born with blond fur and heterochromatic eyes.

他还说，大自然母亲的奇迹让两只猫咪生来就毛色白皙、眼睛异色。