Duck-billed dino could slice and dice | Science News

Be a Champion for Science

Get your subscription to

Science News when you join.


Duck-billed dino could slice and dice

Ancient animal’s teeth were made of six different tissue types

2:02pm, October 4, 2012

Duck-billed dinosaurs were the Cuisinarts of the Late Cretaceous period. They pulverized tough, gritty plants such as conifer trees using hundreds of rough, interlocking teeth that sported an array of filelike crests and basins. Now, scientists have figured out how the herbivores developed such complex chompers: The animals’ teeth contained six distinct types of tissue that wore to differing degrees, creating distinctive peaks and valleys.

This article is available only to subscribing members. Join the Society today or Log in.

Get Science News headlines by e-mail.

More from this issue of Science News