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.
The Birds of Australia (Gould) of Australia" in the two-volume "Handbook to the Birds of Australia". The Birds of Australia (Gould) The Birds of Australia was a book written by John Gould and published in seven volumes between 1840 and 1848. It was the first comprehensive survey of the birds of Australia and included descriptions of 681 species, 328 of which were new to science and were first described by Gould. Gould and his wife Elizabeth travelled to Australia from England in 1838 to prepare the book. They spent a little under two years collecting specimens for the book. John travelled widely and made extensive