digging

The research team also found that the exposed female offspring showed exaggerated digging and hyperactivity in adulthood; LR mitigated these effects.

Philip Bump at the Washington Post reported that the House is digging in its heels on their part of the recess appointment gambit as well:

As the conference approached its scheduled end this week, the U.N.’s climate chief chided negotiators for digging in their heels and wasting time with bluffing and brinkmanship.

Professor Cobb pointed out that "Archaeologists must have their hands free while recording data, since we need to hold our trowels and brushes while digging."

Ndumiso does not come out more often in case he loses his digging spot, but after three months it gets too much to remain underground.