Alan Spavin was born in 1942.
Yes, bone spavin may cause a horse's hip to drop when he walks. Bone spavin is osteoarthritis and the final phase of degenerative joint disease.
Alan Alan was born in 1926-11.
Alan Michael was born in 1967.
Alan John was born in 1958.
Alan Davies was born on March 6, 1966.
Bog spavins alone won't make a horse unrideable, but sometimes they are symptoms of a problem deeper down in the hock. In this case, the horse would be unrideable- not because of the bog spavin, but because of the problem that caused it.
Alan Green was born on June 25, 1952.
Alan Pentland was born on 1883-10-03.
Alan Whittle was born on 1950-03-10.
Alan Browne was born in 1974.
Alan Dunn was born in 1961.
Alan Hays was born in 1946.