Scientists wanted to know what would happen if pocket gophers, known as "ecosystem engineers" for their outsize effects on habitats, were given a chance to work in fenced-off plots of land.

Located in southern Washington state, Mount St. Helens is notorious for its eruption on May 18, 1980. The eruption of ...

A pocket gopher is seen in its home on a meadow in the Butte Camp area on the southern side of Mount St. Helens in southwest Washington state. Gophers were taken to the northern side, which had ...

The eruption in southwest Washington state left fertile soil far below an inhospitable surface. Scientists wanted to know what would happen if pocket gophers, known as "ecosystem engineers" for their ...