Old Bull.

[zabado]

Young bull to old bull. " Hey dad lets run down to the bottom of the field and make love to one of those cows".
Old bull. "No son, lets walk down and make love to all of them". :¬)

[Patsy33]

Horny lot!

[Chipchopper]

Sounds like a cock and bull story to me ;-)

[jlcm]

I remember ,may be wrong it's along time ago, David Hamilton getting kicked off radio two for this one did'nt say make love it was something like do them all