Hi any help would be great.My cat had her kitties 5 days ago and all was okay mom and babies were all well, but last night mom took one baby out the bed and hid it, I soon found it and put it back then she did it again, she did this 4 times, we got baby back and all was ok then when I got up today baby was gone but this time I cant find it looked all over(only 2 rooms to look in) any ideas? why would she do this? thanks.