They are rapid runners and fliers that can easily capture a variety of prey.
The numerous predatory types, for example, have slender or gradually tapered bodies, with large, slender mandibles, and relatively long legs; thus, these larvae are adapted to be rapid runners that capture and hold prey with their mandibles.
On continents where there are large predators, these birds have always been rapid runners (ostriches, rheas, emus), but on islands lacking such predators, they were slow-moving, heavy-bodied birds.
All but the most experienced rapid runners are discouraged from this potentially dangerous trip.
But, as chronicled by Ken Belson and Juliet Macur in an article published in Sunday's edition of The New York Times, the rapid growth spurt by Road Runners has irked some runners and officials.
In an article published in Sunday's edition of The New York Times, Ken Belson and Juliet Macur reported that the rapid growth of the Road Runners has irritated some runners and officials.
The men on skis "went whizzing down", but for the sledge drivers—Helmer Hanssen and Wisting the descent was precarious; the sledges were hard to manoeuvre, and brakes were added to the runners to enable rapid stops when crevasses were encountered.
The rapid fall of Newt Gingrich from front-runner to also-ran was put into motion, at least in part, by an unprecedented wave of negative advertisements run in Iowa in December by his opponents and their allied Super PACs.
After re-engineering, the new runner was manufactured by a rapid prototyping method and was tested for data validation.
