I have both of these teeth. The large one on the left is from a Megaladon, a shark that was 70 to 90 feet long and as big around as a Greyhound bus. The white tooth on the right is from a Great White Shark!
Aqua Filter. Saver BOYU Aquarium Scraper Fish Tank Plastic Brush Yellow. Feature: ?Non slip griped handle improving cleaning action. ?Anti-scratch cleaning pad that is highly efficient removing algae from glass. ?Nonslip plastic