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.
Food poisoning symptoms. The signs of food poisoning can range from very mild (a passing stomachache) to severe (fever and nonstop diarrhea). Depending on which bug you've picked up, symptoms start in as little as 8 hours, but you may not start feeling sick for up to 2 weeks. You might have: