Im scared. One of my kittens looks like he's sick. hes laying there doing nothing. he wont eat, he wont drink. he wont move from the spot hes at. im afraid he may be sick. think i should bring him to the vet or something? I think my other kitten knows hes sick cuz he goes over to him and cries. and tries to get him to play but he wont budge. help me