The truth behind wet wrinkly fingers. Posted on 2016/03/312016/03/29 by TheFishVet - Richmond's School of Fish It’s all to do with your nerves! Apparently, pruny fingers give you better grip in the wet. Read more. Advertisement Share this:FacebookTwitterLinkedInEmailPrintLike this:Like Loading... Published by TheFishVet - Richmond's School of Fish Veterinary medicine and pathology services for fish and other aquatic animals. A repository for useful information and events. View all posts by TheFishVet - Richmond's School of Fish