Some models of jets have been designed to reach much higher speeds than the average of 550 mph. Typically, these planes are designed for a limited number of passengers. One example is the Gulfstream G650 from Gulfstream Aerospace, which reaches speeds of up to 904 mph. Large passenger planes, such as the Boeing 747-8, can hold up to 700 passengers and reach cruising speeds of 649 miles per hour.
Summary: 1  The American Pitbull Terrier and the American Staffordshire Terrier both belong to the molesser breed group. 2  The Pitbull is taller, heavier and more muscular than the Amstaff. 3  Pitbulls are known to be passionate, aggressive, and physically powerful.  Some pitbulls today are used as police and therapy dogs.
In the United Kingdom, a pit bull is an American Pit Bull Terrier. Courts in the United States and Canada have ruled that expert identification, when using published breed standards, is sufficient for the enforcement of breed-specific legislation.any of the jurisdictions that restrict pit bulls apply their restriction to the modern American Pit Bull Terrier, American Staffordshire Terrier, Staffordshire Bull Terrier, and any other dog that has the substantial physical characteristics and appearance of those breeds.