- Get to Know the Ratfish and the Brow Enamel It Makes use of Throughout Intercourse The New York Occasions
- ‘Ghost sharks’ are lurking off the coast of Washington – and so they have enamel rising out of their foreheads BBC Wildlife Journal
- Behold the Gloriously Bizarre Noticed Ratfish. It Has Enamel on Its Brow for Intercourse Scientific American
- This widespread fish has an unusual function: Brow enamel, used for mating UW Homepage
- This Weird Deep Sea Fish Makes use of a Tooth-Lined Brow Membership to Grip Mates Throughout Intercourse ZME Science