In general, the normal body temperature for animals is higher than for humans. The normal rectal temperature of a dog is 99.5Â° to 102.5Â°F.The normal temperature of a puppy at birth is 96-97Â°F. The temperature gradually increases with age until it is 100Â°F at 4 weeks of age.. In general, the normal body temperature for animals is higher than for humans. The normal rectal temperature of a dog is 99.5Â° to 102.5Â°F. The normal temperature of a puppy at birth is 96-97Â°F.
Heredity also seems to play a role in that ulcerative colitis is more common in people who have family members with the disease. However, most people with ulcerative colitis don't have this family history.
Subscribe to our Digestive Health e-newsletter to stay up to date on digestive health topics. The exact cause of ulcerative colitis remains unknown. Previously, diet and stress were suspected, but now doctors know that these factors may aggravate but don't cause ulcerative colitis.One possible cause is an immune system malfunction.reviously, diet and stress were suspected, but now doctors know that these factors may aggravate but don't cause ulcerative colitis.