Question

During the tertiary period, the ancestors of modern horses and cattle evolved with adaptations for eating what new food source? insects amphibians grasses berries

Answer 1

During tertiary period , the ancestors of modern horses and cattle evolved with adaptations for eating grasses. As they started grass eating, they adapted to the grasslands area. Their anatomies and physiology changed a lot to cope up with the chewing the grass and withstand the wear caused by grass.