Definitions for "Scrapers"
Keywords:  algae, feeding, aquatic, rocks, sticks
Functional Feeding Group: Feed on algae and other organisms attached to the surfaces of under water objects such as leaves, sticks, or rocks
Aquatic organisms that have mouth parts specifically adapted for removing algae from rocks and vegetation.
Keywords:  herbivorous, insects
Herbivorous insects
Keywords:  flint, crescent, meat, disc, flat
A common flint tool used for processing animal skins and meat. The scraper is usually a flat disc or crescent of flint with one or more worked scraping edges.