The Harrier can't fly supersonic in level flight or fly long distances.
Fly at supersonic speeds.
Are you refering to English Harrier Hunting Dog, birds such as the Western Marsh Harrier (Eastern England) the Hen Harrier (Scotland and England) the Montague Harrier (England) or the British Harrier Jump Jet (Hawker Siddley, Bristol).
the first flight of the harrier was in 1978
The Harrier Jump Jet, formally referred to as the "Harrier" or informally as "the Jump Jet",
Harrier Comics was created in 1984.
Malagasy Harrier was created in 1863.
Space Harrier was created in 1985.
Swamp Harrier was created in 1848.
Papuan Harrier was created in 1875.
Black Harrier was created in 1828.
Montagu's Harrier was created in 1758.
Wood Harrier was created in 1991.
Réunion Harrier was created in 1862.