The evolution and subsequent ecological expansion of grasses (Poaceae) since the Late
Cretaceous have resulted in the establishment of one of Earth's dominant biomes, the …

This paper reviews information on past vegetation of tropical Africa during the Cenozoic,
focused upon the last 10Ma, a time spanning hominid record in Central and East Africa …

Hominid fossils predating the emergence of Australopithecus have been sparse and
fragmentary. The evolution of our lineage after the last common ancestor we shared with …

The role of African savannahs in the evolution of early hominins has been debated for nearly
a century. Resolution of this issue has been hindered by difficulty in quantifying the fraction …

Referential models based on extant African apes have dominated reconstructions of early
human evolution since Darwin's time. These models visualize fundamental human …

The earliest evidence of agriculture in the Horn of Africa dates to the Pre-Aksumite period
(ca. 1600 BCE). Domesticated C3 cereals are considered to have been introduced from the …

In this review of the evidence for and against taxic diversity within the hominin clade, we
begin by looking at the logic and the history of simple “ladder‐like” interpretations of the …

Several elements of the Ardipithecus ramidus foot are preserved, primarily in the ARA-VP-
6/500 partial skeleton. The foot has a widely abducent hallux, which was not propulsive …

The epidemiological transition model describes the changing relationship between humans
and their diseases. The first transition occurred with the shift to agriculture about 10,000 …

Through cultural innovation and changes in habitat and ecology, there have been a number
of major dietary shifts in human evolution, including meat eating, cooking, and those …