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.
An Annotated Checklist of the Birds of the Oriental Region An Annotated Checklist of the Birds of the Oriental Region An Annotated Checklist of the Birds of the Oriental Region is a 1996 softback book published by the Oriental Bird Club, and authored by Tim Inskipp, Nigel Lindsey and Will Duckworth. It contains a list of all 2,586 species recorded in the Oriental Bird Club's areas of operation up to the date of publication. This area approximates to that covered by the Oriental zoogeographical region, with the exception that for countries such as China and Pakistan which straddle the Oriental / Palaearctic boundary, the whole country is included; those species