winter moth (operophtera brumata) caterpillar on damaged pear leaf

green leaf insect invertebrate animal nature flower arthropod plant beetle grass moth fly butterfly petal winter operophtera brumata caterpillar damaged pear animal beautiful biology birch birch tree british brown butterfly cabbage camouflaged caterpillar copy space crepuscular cutworm defoliator destroyed diurnal entomology environmental european fauna garden insect insecta insects invertebrates larva larvae lepidoptera macro macro nature moth night nocturnal fagata pest plant pupa rowan rowan small summertime uk wild wildlife woodland