1.   And if erectus did turn left and cross into Europe, where are all the other fossil sites along the way to Spain?

2.   At their new fossil site, Smith and his colleagues also found a wide variety of fish, crabs, and a species resembling modern crocodiles.

3.   The fossil site is important because of its age and the diversity of remains, which include prehistoric turtle bones, fish scales and clam fossils.

4.   The same fossil site in the Patagonian region of Argentina has also yielded bones of one of the largest plant-eating dinosaurs ever found, called Argentinosaurus.

5.   The idea was to mimic all-out warfare, with some peaceable requirements, as well, such as dodging designated fossil sites and avoiding unnecessary damage to the environment.

6.   The western Andean foothill provinces of Argentina are rich in fossil sites.