But by the end of the Cretaceous, hadrosaurs would wear through their teeth in as little as 50 days." "We think this is because the later ornithopods must have been feeding on tough plants that ...

Teeth and chewing help because fractured and fragmented foods have more surface area on which digestive enzymes can act, and plant cell walls or insect exoskeletons that have been ruptured by ...

Teeth and chewing help because fractured and fragmented foods have more surface area on which digestive enzymes can act, and plant cell walls or insect exoskeletons that have been ruptured by ...

From a toadstool with teeth to a vine smelling of marzipan and a flower that has cheated its way out of having to photosynthesize, a weird and wonderful host of new plant and fungus species have ...