When used to hunt rabbits it is provided with a muzzle, or, better and more usual, a cope, made by looping and knotting twine about the head and snout, in order to prevent it killing its quarry, in which case it would gorge itself and go to sleep in the hole.
On the hour Dwyer scored again - this time a looping header beating a stranded Nower.
A string looping through the hole can lead to massive particles with fractional electric charge or to massive magnetic monopoles with multiple magnetic charges.
Three times a night, she went through her act, looping the loop without a safety net.
Looping of the developing heart tube is a conserved structural rearrangement required to ensure the heart forms properly.