Assertion: omnivore's saliva | /r/MadeOf | digestive enzymes
Facets:
Source sentences:
text: Herbivores chew food to disrupt plant cell walls for better digestion and to mix it with saliva, because unlike carnivores who mostly swallow the food without chewing and mixing it with saliva, herbivores and humans have saliva that contains digestive enzymes.
text: Humans have small mouths, blunt incisors and molars for chewing, and saliva that contains digestive enzymes.