The great diversity of fish mouths: Catfish attach differently than expected phys.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from phys.org Daily Mail and Mail on Sunday newspapers.
When you think of snails, sharp jagged teeth are not usually what comes to mind. But you might have to reconsider because these squishy mollusks have terrifying lickity-bits when you look close enough under the microscope.