Tests to diagnose Crohn's disease include: 1  Barium enema or upper GI series. 2  Colonoscopy or sigmoidoscopy. 3  Computed tomography (CT scan) of the abdomen.  Endoscopy, including capsule 1  endoscopy. Magnetic resonance imaging (MRI) of the abdomen.  Enteroscopy.
Most species in this family sever the spinal chord of their prey with their canines. Species in this family have rounded heads and short muzzles. They have excellent eyesight and hearing and a good sense of smell. The big cats in this family, like the lion, tiger, jaguar and leopard, can roar, but they can not purr.
Lets start with a quick look at Taxonomy. Cats are from the Family Felidae which includes animals like our dear domestic cats, Tigers, Serval, Leopards, Lion, Lynx, Cheetah, Cougar e.t.c. While Dogs are from the Family Canidae which includes animals such as Foxes, Jackals, Wolves, Wild Dogs and yours truly Domestic Dogs.