P6267216

P6267216

Observation - P6267216. Description: nests of caterpillars on an Aspen tree Lee Valley Park. Individual caterpillars going up and down lines of gossamer attached vertical from ground. Virtually all tree leaves devoured;trunk and branches covered and enclosed in this skin of gossamer ..looked

nests of caterpillars on an Aspen tree Lee Valley Park. Individual caterpillars going up and down lines of gossamer attached vertical from ground. Virtually all tree leaves devoured;trunk and branches covered and enclosed in this skin of gossamer ..looked liked tights with the odd ladder!