In physics, escape velocity is the minimum speed needed for an object to break free from the gravitational attraction of a massive body. The escape velocity from earth is about 40,270 km/h (25,020 mph).
Staffordshire Bull Terriers. American Bully. The American Bully was recognized as a breed by the United Kennel Club (UKC) in the summer of 2013. It first appeared in the 1990s and was created by crossing American Pit Bull Terriers, American Staffordshire Terriers, and other breeds.
The American Bully is a fairly new breed. The American Bully was developed in the mid-1990s to be an ideal family dog. The American Bully was created by crossing the American Pit Bull Terrier, American Staffordshire Terrier, English Bulldog and Mastiff.