All the carnivore animals have a simple short peptic system with length of bowel three times the length of their body. This way the remains of the meat food can easily find their way out of the body before they start becoming rotten.
The herbivore animals have length of bowel 10 - 12 times the length of their body, because they need to have the time to assimilate their food that can't rot fast.
Carnivore animals have stomachic acids 10 - 20 times stronger than carnivore animals, so that they can break most their meat based food.
Carnivore animals usually go for hunting at the cool of the night and prefer to rest during the day because they don't have sweating glands but sent away their extra heat only from their tongue.
Herbivore animas have the ability to sweat from all of their body and can search their food under the sun, because they can easily send away all the extra heat.
A carnivore animals has stronger mandible with long sharp teeth. They have canines (dogteeth) but not grinders because they don't gnaw their food but they just cut and swallow their food.
Herbivore animals have grinders, cut teeth and bigger salivary glands because they gnaw very well their food before it reach their stomach.
Carnivore animals have nails able to catch and cut their victim animal. Herbivore animals don't have such nails.
Carnivore animals drink water using their tongue but the herbivore animals sucking it.
Carnivore animals has acid saliva but the herbivore animals have alkaline saliva with ptyalin to help the first stage of zymolysis of food.
