with higher biodiversity have fewer species that depend on just one other for food, shelter and maintaining their environment. With the example above, puffins could also eat molluscs and worms.

Our human evolution ... that many mammal species can interbreed. In my view, if Neanderthals and Homo sapiens remained separate long enough to evolve such distinctive skull shapes, pelvises and ear ...

suggested that a species of human ancestor dispersed throughout the globe, and modern humans evolved from this predecessor in several different locations. The other, out-of-Africa theory ...

Wilson estimated that 30,000 species per year (or three ... the growing scale of the human enterprise. The rates, scales, kinds, and combinations of changes occurring now are fundamentally different ...

Climate change and other human ... species extinctions already occurring worldwide (Stork 2010). Biodiversity is a term that can be used to describe biological diversity at a variety of different ...

Our Human Evolution gallery ... several australopithecine species like Lucy had evolved and spread across southern and eastern Africa. Fossil remains show that they had adapted to survive in different ...

Modern humans were already living throughout the Old World during her time—yet she was physically very different from ... previously undiscovered species of archaic human that had survived ...

The first members of the human lineage lack many features that ... Homoplasy: A trait shared by different species due to shared function rather than shared ancestry, i.e. the trait is not present ...