Scientists have discovered a nearly-whole human skull of an ancient ancestor that lived 3.8 million years ago, a species boasting an intriguing mixture of apelike and humanlike characteristics. The fossil dubbed MRD, which provides insight into a pivotal period for the evolutionary lineage that eventually led to modern humans, belongs to the species Australopithecus anamensis, which first appeared roughly 4.2 million years ago, Reuters reported. The species is considered the ...