The average dog sleeps for about 12 to 14 hours per 24-hour cycle. Thatâs just the beginning, though. Puppies, who expend a lot of energy exploring and learning may need as much as 18 to 20 hours.
Although individual differences exist, the list below can provide some common hunger symptoms: 1  Feeling of emptiness in stomach. 2  Gurgling, rumbling or growling in stomach. 3  Dizziness, faintness or light-headedness. 4  Headache. Irritability, easily agitated.  Lack of 1  concentration. Nausea.
If you have diabetes and you have low blood sugar, you may: feel hungry or have hunger pains in your stomach. feel shaky or like you're trembling. have a rapid heart rate. feel sweaty or have cold, clammy skin. have pale, gray skin color. have a headache. feel moody or cranky.