none no species Nutrition; Diet; Feeding; Life cycle and development; Life cycle; Developmental stages; Parasites diseases and disorders; Parasites; Insect parasites; Hosts; Insect hosts; Ecology; Population dynamics; Land and freshwater zones; Palaearctic region; Europe Ptinus (Ptinidae); Feeding on specific substances; Italy; Firenze; Records from avian food pellets Scenopinus fenestralis (Scenopinidae ); Apanteles (Braconidae ); Lepidopteran hosts; Tineidae; Records in avian food pellets; Italy; Firenze; Records from lepidopteran hosts in avian food pellets Tineidae; Dipteran parasites; Scenopinus fenestralis; Hymenopteran parasites; Apanteles; Records in avian food pellets; Italy Tinea pellionella; Trichophaga tapetzella (Tineidae ); Feeding on specific substances; Larva; Development in avian food pellets; Pupa; Period duration in avian food pellets; Mortality, hymenopteran parasitism relationship; Italy; Firenze; Records from avian food pellets, development & insect parasites Tyto alba (Tytonidae); Prey; Arvicolidae; Muridae & Soricidae (Mammalia); Food pellet records; Food pellets; Italy; Firenze, mammalian prey contents & associated insect community Soricidae; Muridae; Arvicolidae; Predators; Tyto alba (Aves); Records from predator food pellets; Italy; Firenze; Records from avian food pellets