caterpillar

caterpillar

Observation - caterpillar. Description: humming bird hawkmoths around in the summer but this clearly isn't one. Unhelpfully on an apple tree but wondered Poplar??? Doesn't look right for that either :(( Approx 5cm long

humming bird hawkmoths around in the summer but this clearly isn't one. Unhelpfully on an apple tree but wondered Poplar??? Doesn't look right for that either :(( Approx 5cm long