Wildlife presenter Johnny Kingdom has died following an accident on his land, his family confirmed.
The 79-year-old film-maker, photographer and author specialised in his local area of Exmoor and north Devon.
Police were called to a field near Wadham Cross in Knowstone, Devon, to reports that a digger had rolled over at about 9pm on Thursday.
Emergency services attended and Mr Kingdom was pronounced dead at the scene.
Mr Kingdom's family asked for privacy following his death.
A spokeswoman for Devon and Cornwall Police said officers were called to a single-vehicle collision in the field on Thursday night.
"It was reported that a digger had rolled over in a field," the force spokeswoman said.
"Emergency services attended and a 79-year-old local man was pronounced dead at the scene.
His next of kin are aware."