2017-08-01 00:00:00 Poplar Hawk-moth (Laothoe populi), Hawkmoths (Sphingidae), Nocturnal Butterflies (Lepidoptera), Insects (Insecta), Arthropods (Arthropoda), fauna - Biebrza National Park, Biebrzanski Park Narodowy, Wizna, Podlaskie, Podlachia, Poland, Europe, Biebrza National Park, Biebrzanski Park Narodowy