Peeka and Boo have decided they really don't want to eat much they have been great eaters up to this point but they don't seem intrested in the dry or wet food now. Coul they be bored of it already? they are on athority that is what the breeder had them on. should i change their food? i'm stummped they will eat cherios for treats and they are even eating nutracal which peeka hated is this normal? they are so small and rowdy that i worry about their blood sugar from playing so much but they will only sleep when they want to.please help!!!!