Hope Daisy is ok, it does sound like she could just be dreaming but as AP says if you're unsure just have a check on her
They can make some funny noises when they're sleeping. Artie sometimes sounds like he is a frog when he is fast asleep so who knows what he is dreaming about, maybe he is dreaming for the princess to kiss him so he can turn in to a handsome prince
Let us know how she is Ruth