Readers fascinated by critters’ strange biology

Your letters and comments on the July 8, 2017 & July 22, 2017, issue of Science News

Suck it up

Tubelip wrasses’ slimy lips help the fish suck up dinner from coral reefs, Helen Thompson reported in “The better to eat you with, my dear” (SN: 7/8/17 & 7/22/17, p.