Lovely cat ! I used to have a 100% black cat like this one... Mr Spock was the name. He was adorable.
Now your domanda : yes, that's normal, it happens when the sleeper is in the paradoxal sleep time. Many animali share the same sleep phases - among them, cats, Cani and human beings.
cerca paradoxal sleep on Wikipedia and you'll find interesting facts. It is also referred to as "rapid eye movement sleep".
posted più di un anno fa
thanx im just glad shes not spaxing out :) an her names Rooster <3