https://www.wordnik.com/words/duck-billed%20dinosaur
duck-billed dinosaur - definition and meaning
duck billed dinosaurdefinitionmeaning
https://www.nationalgeographic.com/science/article/duck-billed-dinosaur-defended-itself-by-outgrowing-predators
Duck-billed dinosaur defended itself by outgrowing predators | National Geographic
The bone rings of Hypacrosaurus reveal an early growth spurt that helped it outsize predatory peers.
duck billed dinosaurdefendedpredatorsnationalgeographic
https://reason.com/2013/10/22/high-school-student-finds-smallest-young/
High School Student Finds Smallest, Youngest, Most Complete Duck-Billed Dinosaur Fossils Ever
high school student
https://www.sciencealert.com/remains-of-duck-billed-dinosaur-in-chile-changes-what-we-know-about-their-home-ranges
Remains of Duck-Billed Dinosaur in Chile Changes What We Know About Their Home Ranges : ScienceAlert
Jun 18, 2023 - Remains of a species of herbivorous dinosaur previously unknown in the Southern Hemisphere have been discovered in Chile, challenging long-held beliefs about...