Attracted by lights at night, found resting on tree in the morning.
No interactions present.
Many thanks for the quick ID. Looks good. Seems the colouration is really variable in this species and I'd overlooked it in the sources I'd checked. Would like to see the weird larvae of this one...
Nick Upton, naturalist and photographer.
Lat/Lng: 51.4, -2.3
OS grid ref: ST8167