Police have appealed for witnesses after two horses were killed following a collision on the M25 in Enfield.
Officers were called to the scene after a dark-coloured VW Touran collided with a horse box being towed by a van between junctions 24 and 25 at about 8.50am on Saturday, October 7.
The horse box, which was carrying two five-month-old foals, overturned. The driver of the car left the scene.
One of the horses was killed in the collision and the other had to be put down due to injuries it had sustained.
Officers from the Roads and Transport Policing Command are investigating. They would like to speak with anyone who saw the collision or captured it on dash cam.
Anyone with information is asked to call police via 101 quoting reference CAD 1969/07Oct.
There have been no arrests and enquiries continue.