My son had one and when the ball went missing he replaced it witha golf ball I think. We also always put their ping pong balls in it. Kept them busy trying to figure out how to get them out.
Animals are super sensitive to everything around them, especially cats. You may all think I am crazy for what I am about to say but here goes. We have had 2 dogs and 2 cats in the last 20 years, while raising 5 children. In November of 2004 our 18 year old daughter was killed in an auto...