Anthropology Question!!!!?

Within each of the following time intervals, how did the species differ in terms of their locomotor and dietary adaptations and body size or brain size – if they differed at all: Late Miocene (7-5 mya), Early Pliocene (5-3 mya), Middle Pliocene (2.5 mya) and Late Pliocene (2.4-1.8 mya) ?