the fastest runner - a whippet dog ! ? !

You see them on the roads, nearer house, and everywhere ! – at midnight as you return home, you find them at a distance, it would start snarling – somewhere else another would return its sound !  .. .. . now you develop a cold-feet – should one run ? – and if yes, how fast, can one running under threat run faster than the chasing one !

The street dog !!  -  long ago, before the  four-legged best friend of humans  learned to fetch tennis balls, its  ancestors were purely wild animals in competition—sometimes violent—with humanity.  At some point, ...