Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 ...

Animals are not just inhabitants of the natural ... natural processes could help combat environmental challenges like erosion and flooding.

On all these upland soils erosion, though not conspicuous ... ensure their continued usefulness as grazing grounds for food animals.

Nutrias, an invasive rodent, is causing major erosion to the banks of ditches, lakes and other bodies of water in Florida.