All articles tagged with #ratfish
Originally Published 4 months ago — by Defector
Scientists discovered that the ratfish, a primitive fish, has a unique appendage called a tenaculum with true teeth outside its head, challenging traditional views on tooth placement and suggesting more flexible dental systems in vertebrates.
Originally Published 4 months ago — by CBC
Scientists discovered that male ratfish use a unique, tooth-lined, club-shaped appendage on their forehead called a tenaculum to cling to females during mating, challenging previous assumptions that it was covered in scales and revealing new insights into vertebrate teeth development and evolution.
Originally Published 4 months ago — by The New York Times
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.