Hadrosaurus

D&D 2024 monster: Hadrosaurus. Source: Volo's Guide to Monsters. challenge rating 1/4, creature type Beast, Large size, speed 40 ft. A hadrosaurus is a semi-quadrupedal herbivore recognizable by its bony head crests. If raised as a hatchling, it can be trained to carry a Small or Medium rider. Beast Large 40 ft.