National Black Cat Appreciation Day
Melanism, which is also seen in 11 of the 36 wild felid species, produces yellow irises as a result of high levels of melanin in the pigment of these carnivorans.
Although some cultures consider the black cat to be good luck, as is the case in the UK, most US residents fear these boldly colored feline companion animals—doing everything they can to avoid crossing the path of a black cat. Presumably, they are also less inclined to take one of these dark colored creatures home.
