My dog sleeps next to my thighs. She’s small, but under a sheet, a blanket, and a comforter, the CO2 has to be through the roof. Nevertheless she hears my alarm

My dog sleeps next to my thighs. She’s small, but under a sheet, a blanket, and a comforter, the CO2 has to be through the roof. Nevertheless she hears my alarm before I do and at 5:25 is wide awake.