The clocks go back tonight; the nights, which have been getting longer since the autumnal equinox, will seem extra long and especially dark now just in time for Hallowe’en. We cosy up in front of the fire and scare each other with ghost stories, but out in the reserve, the ratio between daylight and dark triggers many natural processes.

The clocks went back; the nights, which have been getting longer since the autumnal equinox, will seem extra long and especially dark now. We cosy up in front of the fire and crave stodgy puddings but out in the park, the ratio between daylight and dark triggers many natural processes.