The birds, ranging from the delicate diamond doves shown here to burly ravens, have crystal sensors surgically implanted in their pectorals and elsewhere that measure muscle contractions as they fly.
The suspended footbridge of hemlock planks and steel cables was, as Richardon says, "surgically inserted" into the woods.
If a bubble in share prices or property threatens the whole economy, better to prick it surgically rather than bludgeon everyone with higher interest rates.
The president and Congress seem to believe that they can surgically intervene in the economy but overlook the unintended consequences.
