Ghost Sharks with Forehead Teeth: A Unique Mating Adaptation
TL;DR Summary
Scientists studied the unique mating adaptation of ratfish (chimaeras), which use a fleshy, tooth-studded appendage on their forehead called a tenaculum to grip females during reproduction, a feature that is highly unusual in the animal kingdom.
- Get to Know the Ratfish and the Forehead Teeth It Uses During Sex The New York Times
- Ghost sharks grow forehead teeth to help them have sex University of Florida
- This Gloriously Weird Fish Has Teeth on Its Forehead for Sex Scientific American
- This common fish has an uncommon feature: Forehead teeth, used for mating UW Homepage
- 'Ghost sharks' are lurking off the coast of Washington – and they have teeth growing out of their foreheads BBC Wildlife Magazine
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