Old sleepy cat staying on alert and listening to some sound while trying to take a nap and gets disturbed

old sleepy cat on alert listen nap disturbed aged adult drowsy eyes mature domestic tired open close move ears closeup close up lazy bored sleep wake up waking up head face closed kitty kittie black white home homecat puss mouser tomcat pussy eavesdrop overhear asleep curious animal mammal pet awake on guard moggy naptime