Elephants have several physiological adaptations that allow them to consume a wide variety of plant matter:
Large grinding teeth: Elephants have large, ridged molars that allow them to grind tough plant material effectively.
Long digestive tract: Their long digestive tract provides ample time for the breakdown of fibrous plant matter in order to extract nutrients efficiently.
Fermentation chambers: Elephants have specialized fermentation chambers in their digestive system where bacteria help break down cellulose from plants.
Efficient water retention: Elephants are able to extract and retain water from the plants they consume, enabling them to survive in arid environments.
Selective feeding behavior: Elephants are selective feeders and have the ability to choose plant species that are most beneficial to their nutritional needs.