Every December, thousands of crows begin to assemble in huge communal evening roosts outside the studio. Before they settle in for the night, there is a cacophony of calls – I like to imagine they’re gossiping about the day’s events. Tonight, they were right on schedule.
It’s a strange way of welcoming winter, but for us, the first roost of the season is an event not to be missed. How do you mark the changing season?