Tropical Africa is home to an astonishing biodiversity occurring in a variety of ecosystems.
Past climatic change and geological events have impacted the evolution and diversification …

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 …

Far from a uniform band, the biodiversity found across Earth's tropical moist forests varies
widely between the high diversity of the Neotropics and Indomalaya and the relatively lower …

Diet changes are considered key events in human evolution. Most studies of early hominin
diets focused on tooth size, shape, and craniomandibular morphology, as well as stone tools …

Interaction of orbital insolation cycles defines a predictive model of alternating phases of
high-and low-climate variability for tropical East Africa over the past 5 million years. This …

Aridification is often considered a major driver of long-term ecological change and hominin
evolution in eastern Africa during the Plio-Pleistocene; however, this hypothesis remains …

Rain forests represent the world's richest repository of terrestrial biodiversity, and play a
major role in regulating the global climate. They support the livelihoods of a substantial …

The grasses (Poaceae) are the fifth most diverse family of angiosperms, including 800
genera and more than 10 000 species. Few phylogenetic studies have tried to investigate …

A diverse assemblage of large mammals is spatially and stratigraphically associated with
Ardipithecus ramidus at Aramis. The most common species are tragelaphine antelope and …

Understanding the cause of late Quaternary mammal extinctions is the subject of intense
debate spanning the fields of archeology and paleontology. In the global context, the losses …