It's common for cats to be glued to the window, staring or sometimes meowing into what seems like the abyss. But chances are there is a reason for the cat's meows. An article from Catster shared ...

A pet cat had striking blue and golden eyes that glimmered in ... furry creature with its eyes gleaming like gemstones, adorably meowing at its owner. Heterochromia in cats is caused by a lack ...