The ban at Puxton Park near Weston-super-Mare (North Somerset, UK) came to light when a man was refused entry to a falconry display because he had no children with him.

"I was told, because I was a single adult I wasn't allowed in," Mr Richards revealed.

Puxton Park managing director Alistair Mead defended the policy, saying: "The society in which we live has sadly forced us to implement necessary and stringent child protection policies.