Answer:
Horse evolution was previously believed to be a linear progress, but after more fossils were discovered, it was determined the evolution of horses was more complex and multi-branched. Horses have evolved from gradual change ( anagenesis ) as well as abrupt progression and division ( cladogenesis ).They concluded that horses evolved with the emergence of grasslands and an increase of predators. The digits of their early Eocene ancestor evolved into hooves.
Step-by-step explanation:
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