Carnivore
Mostly protein, short small intestine, large intestine is straight and smooth
Omnivore
Intermediate small intestine. Pouched large intestine due to larger volume of faeces
Herbivore
Long small intestine, plant material not readily digested, pouched larger intestine due to larger volume of faeces
Dog incisors
Sharp to grip and tear muscles from bone
Dog canines
Large, curved and pointed to tackle prey
Dog premolars and molars
Sharp points (cusps) to cut and crush
Dog carnassials
Specialised cheek teeth act like scissor blades
Dog jaw
Lower jaw moves vertically and can open widely. Strong jaw muscles
Horse incisors
Slices through plants
Horse canines
Indistinguishable from incisors. Slices through plants
Dental pad
Leathery pad on upper jaw where food gets pulled across for slicing
Distema
Gap between front teeth and premolars
Horse premolars
Side teeth for chewing plants
Horse molars
Interlock. Grinding action occurs.
Horse jaw
Lower jaw moves side to side. No strong muscles needed.