A quad bike rider has died after hitting a tree while riding in woods.
Police said the incident happened on land near Malton, North Yorkshire, early yesterday evening.
He was with two other riders on quad bikes at the time, North Yorkshire Police said.
Control room duty manager Paul Richardson said: "Three quad bikes were travelling through the wooded area at Settring Beacon, near Malton.
"One of the riders, a 35-year-old local man, has lost control of his machine on an approach to a bend and has been in collision with a tree.
"As a result of this collision, he sustained chest and head injuries and was pronounced dead at the scene."
Mr Richardson said a police investigation was under way and he appealed for witnesses to come forward.