Crop (anatomy) Crop (anatomy) A crop (sometimes also called a croup or a craw, or ingluvies) is a thin-walled expanded portion of the alimentary tract used for the storage of food prior to digestion. This anatomical structure is found in a wide variety of animals. It has been found in birds, and in invertebrate animals including gastropods (snails and slugs), earthworms, leeches, and insects. Cropping is used by bees to temporarily store nectar of flowers. When bees "suck" nectar, it is stored in their crops. In a bird's digestive system, the crop is an expanded, muscular pouch near the gullet or throat.
Polish Society for the Protection of Birds Dariusz Bukaciński. For OTOP works Małgorzata Górska, the 2010 Goldman Environmental Prize Winner. In April 2008 a website OTOPJunior was created in order to encourage the youngest to get interested in birds. Polish Society for the Protection of Birds Polish Society for the Protection of Birds, OTOP (from Polish name: Ogólnopolskie Towarzystwo Ochrony Ptaków) – Non-governmental organization set up in Poland in 1991. Among OTOP's tasks are preserving wild living birds, their nests, gathering information about them and study their life. Furthermore, OTOP popularize ornithology among people from various social groups and different ages. OTOP is the Polish partner to